Home / 8,732,637.20-13,098,955.80-8,340,726.80

Finding the Fourth Proportional to 8,732,637.20, 13,098,955.80 and 8,340,726.80

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Solution

The fourth proportional to 8,732,637.20, 13,098,955.80 and 8,340,726.80 is: 12,511,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,732,637.20 : 13,098,955.80 = 8,340,726.80 : x
  2. Step 2: Convert to fraction form
    8,732,637.20/13,098,955.80 = 8,340,726.80/x
  3. Step 3: Cross multiply
    8,732,637.20x = 13,098,955.80 × 8,340,726.80
  4. Step 4: Simplify right side
    8,732,637.20x = 109,254,811,693,075.44
  5. Step 5: Solve for x
    x = 109,254,811,693,075.44/8,732,637.20
  6. Step 6: Final answer
    x = 12,511,090.20

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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.