Home / 12,750,230.79-17,602,046.28-10,242,273.96

Finding the Fourth Proportional to 12,750,230.79, 17,602,046.28 and 10,242,273.96

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Solution

The fourth proportional to 12,750,230.79, 17,602,046.28 and 10,242,273.96 is: 14,139,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,750,230.79 : 17,602,046.28 = 10,242,273.96 : x
  2. Step 2: Convert to fraction form
    12,750,230.79/17,602,046.28 = 10,242,273.96/x
  3. Step 3: Cross multiply
    12,750,230.79x = 17,602,046.28 × 10,242,273.96
  4. Step 4: Simplify right side
    12,750,230.79x = 180,284,980,256,358.91
  5. Step 5: Solve for x
    x = 180,284,980,256,358.91/12,750,230.79
  6. Step 6: Final answer
    x = 14,139,742.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.