Home / 23,209,078.47-32,026,652.10-13,420,157.55

Finding the Fourth Proportional to 23,209,078.47, 32,026,652.10 and 13,420,157.55

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Solution

The fourth proportional to 23,209,078.47, 32,026,652.10 and 13,420,157.55 is: 18,518,732.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,209,078.47 : 32,026,652.10 = 13,420,157.55 : x
  2. Step 2: Convert to fraction form
    23,209,078.47/32,026,652.10 = 13,420,157.55/x
  3. Step 3: Cross multiply
    23,209,078.47x = 32,026,652.10 × 13,420,157.55
  4. Step 4: Simplify right side
    23,209,078.47x = 429,802,716,981,038.38
  5. Step 5: Solve for x
    x = 429,802,716,981,038.38/23,209,078.47
  6. Step 6: Final answer
    x = 18,518,732.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.