Home / 42,510,040.20-63,765,060.30-13,759,082.10

Finding the Fourth Proportional to 42,510,040.20, 63,765,060.30 and 13,759,082.10

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Solution

The fourth proportional to 42,510,040.20, 63,765,060.30 and 13,759,082.10 is: 20,638,623.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,510,040.20 : 63,765,060.30 = 13,759,082.10 : x
  2. Step 2: Convert to fraction form
    42,510,040.20/63,765,060.30 = 13,759,082.10/x
  3. Step 3: Cross multiply
    42,510,040.20x = 63,765,060.30 × 13,759,082.10
  4. Step 4: Simplify right side
    42,510,040.20x = 877,348,699,779,150.62
  5. Step 5: Solve for x
    x = 877,348,699,779,150.62/42,510,040.20
  6. Step 6: Final answer
    x = 20,638,623.15

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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.