Home / 25,472,036.20-38,223,718.90-10,116,639.40

Finding the Fourth Proportional to 25,472,036.20, 38,223,718.90 and 10,116,639.40

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Solution

The fourth proportional to 25,472,036.20, 38,223,718.90 and 10,116,639.40 is: 15,181,180.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,472,036.20 : 38,223,718.90 = 10,116,639.40 : x
  2. Step 2: Convert to fraction form
    25,472,036.20/38,223,718.90 = 10,116,639.40/x
  3. Step 3: Cross multiply
    25,472,036.20x = 38,223,718.90 × 10,116,639.40
  4. Step 4: Simplify right side
    25,472,036.20x = 386,695,580,638,264.69
  5. Step 5: Solve for x
    x = 386,695,580,638,264.69/25,472,036.20
  6. Step 6: Final answer
    x = 15,181,180.55

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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.