Home / 12,127,943.40-18,191,915.10-6,063,611.10

Finding the Fourth Proportional to 12,127,943.40, 18,191,915.10 and 6,063,611.10

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Solution

The fourth proportional to 12,127,943.40, 18,191,915.10 and 6,063,611.10 is: 9,095,416.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,127,943.40 : 18,191,915.10 = 6,063,611.10 : x
  2. Step 2: Convert to fraction form
    12,127,943.40/18,191,915.10 = 6,063,611.10/x
  3. Step 3: Cross multiply
    12,127,943.40x = 18,191,915.10 × 6,063,611.10
  4. Step 4: Simplify right side
    12,127,943.40x = 110,308,698,330,617.61
  5. Step 5: Solve for x
    x = 110,308,698,330,617.61/12,127,943.40
  6. Step 6: Final answer
    x = 9,095,416.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.