Home / 49,615,812.80-74,423,719.20-15,547,601.60

Finding the Fourth Proportional to 49,615,812.80, 74,423,719.20 and 15,547,601.60

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Solution

The fourth proportional to 49,615,812.80, 74,423,719.20 and 15,547,601.60 is: 23,321,402.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,615,812.80 : 74,423,719.20 = 15,547,601.60 : x
  2. Step 2: Convert to fraction form
    49,615,812.80/74,423,719.20 = 15,547,601.60/x
  3. Step 3: Cross multiply
    49,615,812.80x = 74,423,719.20 × 15,547,601.60
  4. Step 4: Simplify right side
    49,615,812.80x = 1,157,110,335,711,870.75
  5. Step 5: Solve for x
    x = 1,157,110,335,711,870.75/49,615,812.80
  6. Step 6: Final answer
    x = 23,321,402.40

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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.