Home / 15,124,814.40-22,687,221.60-13,235,246.40

Finding the Fourth Proportional to 15,124,814.40, 22,687,221.60 and 13,235,246.40

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Solution

The fourth proportional to 15,124,814.40, 22,687,221.60 and 13,235,246.40 is: 19,852,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,124,814.40 : 22,687,221.60 = 13,235,246.40 : x
  2. Step 2: Convert to fraction form
    15,124,814.40/22,687,221.60 = 13,235,246.40/x
  3. Step 3: Cross multiply
    15,124,814.40x = 22,687,221.60 × 13,235,246.40
  4. Step 4: Simplify right side
    15,124,814.40x = 300,270,968,007,402.25
  5. Step 5: Solve for x
    x = 300,270,968,007,402.25/15,124,814.40
  6. Step 6: Final answer
    x = 19,852,869.60

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1.5x scale

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.