Home / 8,788,430.80-13,182,646.20-3,115,061.20

Finding the Fourth Proportional to 8,788,430.80, 13,182,646.20 and 3,115,061.20

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Solution

The fourth proportional to 8,788,430.80, 13,182,646.20 and 3,115,061.20 is: 4,672,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,788,430.80 : 13,182,646.20 = 3,115,061.20 : x
  2. Step 2: Convert to fraction form
    8,788,430.80/13,182,646.20 = 3,115,061.20/x
  3. Step 3: Cross multiply
    8,788,430.80x = 13,182,646.20 × 3,115,061.20
  4. Step 4: Simplify right side
    8,788,430.80x = 41,064,749,690,947.44
  5. Step 5: Solve for x
    x = 41,064,749,690,947.44/8,788,430.80
  6. Step 6: Final answer
    x = 4,672,591.80

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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.