Home / 57,147,253.02-78,864,676.02-31,043,264.76

Finding the Fourth Proportional to 57,147,253.02, 78,864,676.02 and 31,043,264.76

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Solution

The fourth proportional to 57,147,253.02, 78,864,676.02 and 31,043,264.76 is: 42,840,502.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147,253.02 : 78,864,676.02 = 31,043,264.76 : x
  2. Step 2: Convert to fraction form
    57,147,253.02/78,864,676.02 = 31,043,264.76/x
  3. Step 3: Cross multiply
    57,147,253.02x = 78,864,676.02 × 31,043,264.76
  4. Step 4: Simplify right side
    57,147,253.02x = 2,448,217,017,900,483
  5. Step 5: Solve for x
    x = 2,448,217,017,900,483/57,147,253.02
  6. Step 6: Final answer
    x = 42,840,502.19

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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.