Home / 29,011,751.28-40,036,963.80-15,959,345.52

Finding the Fourth Proportional to 29,011,751.28, 40,036,963.80 and 15,959,345.52

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Solution

The fourth proportional to 29,011,751.28, 40,036,963.80 and 15,959,345.52 is: 22,024,307.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,011,751.28 : 40,036,963.80 = 15,959,345.52 : x
  2. Step 2: Convert to fraction form
    29,011,751.28/40,036,963.80 = 15,959,345.52/x
  3. Step 3: Cross multiply
    29,011,751.28x = 40,036,963.80 × 15,959,345.52
  4. Step 4: Simplify right side
    29,011,751.28x = 638,963,738,855,932.12
  5. Step 5: Solve for x
    x = 638,963,738,855,932.12/29,011,751.28
  6. Step 6: Final answer
    x = 22,024,307.76

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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.