Home / 10,310,160.60-15,428,499.30-8,976,965.40

Finding the Fourth Proportional to 10,310,160.60, 15,428,499.30 and 8,976,965.40

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Solution

The fourth proportional to 10,310,160.60, 15,428,499.30 and 8,976,965.40 is: 13,433,457.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,310,160.60 : 15,428,499.30 = 8,976,965.40 : x
  2. Step 2: Convert to fraction form
    10,310,160.60/15,428,499.30 = 8,976,965.40/x
  3. Step 3: Cross multiply
    10,310,160.60x = 15,428,499.30 × 8,976,965.40
  4. Step 4: Simplify right side
    10,310,160.60x = 138,501,104,390,024.23
  5. Step 5: Solve for x
    x = 138,501,104,390,024.23/10,310,160.60
  6. Step 6: Final answer
    x = 13,433,457.51

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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.