Home / 11,018,697.20-16,528,045.80-9,255,100.40

Finding the Fourth Proportional to 11,018,697.20, 16,528,045.80 and 9,255,100.40

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Solution

The fourth proportional to 11,018,697.20, 16,528,045.80 and 9,255,100.40 is: 13,882,650.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,697.20 : 16,528,045.80 = 9,255,100.40 : x
  2. Step 2: Convert to fraction form
    11,018,697.20/16,528,045.80 = 9,255,100.40/x
  3. Step 3: Cross multiply
    11,018,697.20x = 16,528,045.80 × 9,255,100.40
  4. Step 4: Simplify right side
    11,018,697.20x = 152,968,723,294,798.34
  5. Step 5: Solve for x
    x = 152,968,723,294,798.34/11,018,697.20
  6. Step 6: Final answer
    x = 13,882,650.60

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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.