Home / 29,013,697.56-40,037,637.78-15,960,128.52

Finding the Fourth Proportional to 29,013,697.56, 40,037,637.78 and 15,960,128.52

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Solution

The fourth proportional to 29,013,697.56, 40,037,637.78 and 15,960,128.52 is: 22,024,281.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,013,697.56 : 40,037,637.78 = 15,960,128.52 : x
  2. Step 2: Convert to fraction form
    29,013,697.56/40,037,637.78 = 15,960,128.52/x
  3. Step 3: Cross multiply
    29,013,697.56x = 40,037,637.78 × 15,960,128.52
  4. Step 4: Simplify right side
    29,013,697.56x = 639,005,844,606,007.50
  5. Step 5: Solve for x
    x = 639,005,844,606,007.50/29,013,697.56
  6. Step 6: Final answer
    x = 22,024,281.58

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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.