Home / 25,911,626.40-38,884,028.40-15,128,906.40

Finding the Fourth Proportional to 25,911,626.40, 38,884,028.40 and 15,128,906.40

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Solution

The fourth proportional to 25,911,626.40, 38,884,028.40 and 15,128,906.40 is: 22,703,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,911,626.40 : 38,884,028.40 = 15,128,906.40 : x
  2. Step 2: Convert to fraction form
    25,911,626.40/38,884,028.40 = 15,128,906.40/x
  3. Step 3: Cross multiply
    25,911,626.40x = 38,884,028.40 × 15,128,906.40
  4. Step 4: Simplify right side
    25,911,626.40x = 588,272,826,118,541.75
  5. Step 5: Solve for x
    x = 588,272,826,118,541.75/25,911,626.40
  6. Step 6: Final answer
    x = 22,703,045.23

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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.