Home / 10,890,063.60-16,335,095.40-9,189,452.40

Finding the Fourth Proportional to 10,890,063.60, 16,335,095.40 and 9,189,452.40

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Solution

The fourth proportional to 10,890,063.60, 16,335,095.40 and 9,189,452.40 is: 13,784,178.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,890,063.60 : 16,335,095.40 = 9,189,452.40 : x
  2. Step 2: Convert to fraction form
    10,890,063.60/16,335,095.40 = 9,189,452.40/x
  3. Step 3: Cross multiply
    10,890,063.60x = 16,335,095.40 × 9,189,452.40
  4. Step 4: Simplify right side
    10,890,063.60x = 150,110,581,627,758.97
  5. Step 5: Solve for x
    x = 150,110,581,627,758.97/10,890,063.60
  6. Step 6: Final answer
    x = 13,784,178.60

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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.