Home / 52,151,037.30-78,254,549.55-21,861,962.10

Finding the Fourth Proportional to 52,151,037.30, 78,254,549.55 and 21,861,962.10

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Solution

The fourth proportional to 52,151,037.30, 78,254,549.55 and 21,861,962.10 is: 32,804,678.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,151,037.30 : 78,254,549.55 = 21,861,962.10 : x
  2. Step 2: Convert to fraction form
    52,151,037.30/78,254,549.55 = 21,861,962.10/x
  3. Step 3: Cross multiply
    52,151,037.30x = 78,254,549.55 × 21,861,962.10
  4. Step 4: Simplify right side
    52,151,037.30x = 1,710,797,996,414,672
  5. Step 5: Solve for x
    x = 1,710,797,996,414,672/52,151,037.30
  6. Step 6: Final answer
    x = 32,804,678.20

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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.