Home / 10,109,805.60-15,164,708.40-6,283,430.40

Finding the Fourth Proportional to 10,109,805.60, 15,164,708.40 and 6,283,430.40

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Solution

The fourth proportional to 10,109,805.60, 15,164,708.40 and 6,283,430.40 is: 9,425,145.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,805.60 : 15,164,708.40 = 6,283,430.40 : x
  2. Step 2: Convert to fraction form
    10,109,805.60/15,164,708.40 = 6,283,430.40/x
  3. Step 3: Cross multiply
    10,109,805.60x = 15,164,708.40 × 6,283,430.40
  4. Step 4: Simplify right side
    10,109,805.60x = 95,286,389,767,695.38
  5. Step 5: Solve for x
    x = 95,286,389,767,695.38/10,109,805.60
  6. Step 6: Final answer
    x = 9,425,145.60

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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.