Home / 10,608,315.80-15,875,148.90-9,712,520.60

Finding the Fourth Proportional to 10,608,315.80, 15,875,148.90 and 9,712,520.60

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Solution

The fourth proportional to 10,608,315.80, 15,875,148.90 and 9,712,520.60 is: 14,534,607.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,608,315.80 : 15,875,148.90 = 9,712,520.60 : x
  2. Step 2: Convert to fraction form
    10,608,315.80/15,875,148.90 = 9,712,520.60/x
  3. Step 3: Cross multiply
    10,608,315.80x = 15,875,148.90 × 9,712,520.60
  4. Step 4: Simplify right side
    10,608,315.80x = 154,187,710,719,317.34
  5. Step 5: Solve for x
    x = 154,187,710,719,317.34/10,608,315.80
  6. Step 6: Final answer
    x = 14,534,607.91

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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.