Home / 9,459,963.40-14,189,945.10-8,730,056.20

Finding the Fourth Proportional to 9,459,963.40, 14,189,945.10 and 8,730,056.20

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Solution

The fourth proportional to 9,459,963.40, 14,189,945.10 and 8,730,056.20 is: 13,095,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,963.40 : 14,189,945.10 = 8,730,056.20 : x
  2. Step 2: Convert to fraction form
    9,459,963.40/14,189,945.10 = 8,730,056.20/x
  3. Step 3: Cross multiply
    9,459,963.40x = 14,189,945.10 × 8,730,056.20
  4. Step 4: Simplify right side
    9,459,963.40x = 123,879,018,197,914.61
  5. Step 5: Solve for x
    x = 123,879,018,197,914.61/9,459,963.40
  6. Step 6: Final answer
    x = 13,095,084.30

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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.