Home / 10,178,145.60-15,267,218.40-8,792,462.40

Finding the Fourth Proportional to 10,178,145.60, 15,267,218.40 and 8,792,462.40

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Solution

The fourth proportional to 10,178,145.60, 15,267,218.40 and 8,792,462.40 is: 13,188,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,178,145.60 : 15,267,218.40 = 8,792,462.40 : x
  2. Step 2: Convert to fraction form
    10,178,145.60/15,267,218.40 = 8,792,462.40/x
  3. Step 3: Cross multiply
    10,178,145.60x = 15,267,218.40 × 8,792,462.40
  4. Step 4: Simplify right side
    10,178,145.60x = 134,236,443,734,588.17
  5. Step 5: Solve for x
    x = 134,236,443,734,588.17/10,178,145.60
  6. Step 6: Final answer
    x = 13,188,693.60

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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.