Home / 25,563,782.96-35,278,891.02-15,118,752.97

Finding the Fourth Proportional to 25,563,782.96, 35,278,891.02 and 15,118,752.97

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Solution

The fourth proportional to 25,563,782.96, 35,278,891.02 and 15,118,752.97 is: 20,864,393.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,563,782.96 : 35,278,891.02 = 15,118,752.97 : x
  2. Step 2: Convert to fraction form
    25,563,782.96/35,278,891.02 = 15,118,752.97/x
  3. Step 3: Cross multiply
    25,563,782.96x = 35,278,891.02 × 15,118,752.97
  4. Step 4: Simplify right side
    25,563,782.96x = 533,372,838,386,931.38
  5. Step 5: Solve for x
    x = 533,372,838,386,931.38/25,563,782.96
  6. Step 6: Final answer
    x = 20,864,393.94

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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.