Home / 45,779,828.85-63,160,538.94-28,369,821.69

Finding the Fourth Proportional to 45,779,828.85, 63,160,538.94 and 28,369,821.69

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Solution

The fourth proportional to 45,779,828.85, 63,160,538.94 and 28,369,821.69 is: 39,140,671.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,779,828.85 : 63,160,538.94 = 28,369,821.69 : x
  2. Step 2: Convert to fraction form
    45,779,828.85/63,160,538.94 = 28,369,821.69/x
  3. Step 3: Cross multiply
    45,779,828.85x = 63,160,538.94 × 28,369,821.69
  4. Step 4: Simplify right side
    45,779,828.85x = 1,791,853,227,572,101.75
  5. Step 5: Solve for x
    x = 1,791,853,227,572,101.75/45,779,828.85
  6. Step 6: Final answer
    x = 39,140,671.18

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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.