Home / 48,335,760.16-66,709,719.12-29,021,420.32

Finding the Fourth Proportional to 48,335,760.16, 66,709,719.12 and 29,021,420.32

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Solution

The fourth proportional to 48,335,760.16, 66,709,719.12 and 29,021,420.32 is: 40,053,384.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,335,760.16 : 66,709,719.12 = 29,021,420.32 : x
  2. Step 2: Convert to fraction form
    48,335,760.16/66,709,719.12 = 29,021,420.32/x
  3. Step 3: Cross multiply
    48,335,760.16x = 66,709,719.12 × 29,021,420.32
  4. Step 4: Simplify right side
    48,335,760.16x = 1,936,010,798,010,660.50
  5. Step 5: Solve for x
    x = 1,936,010,798,010,660.50/48,335,760.16
  6. Step 6: Final answer
    x = 40,053,384.73

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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.