Home / 48,780,275.97-73,177,106.13-28,319,600.64

Finding the Fourth Proportional to 48,780,275.97, 73,177,106.13 and 28,319,600.64

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Solution

The fourth proportional to 48,780,275.97, 73,177,106.13 and 28,319,600.64 is: 42,483,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,780,275.97 : 73,177,106.13 = 28,319,600.64 : x
  2. Step 2: Convert to fraction form
    48,780,275.97/73,177,106.13 = 28,319,600.64/x
  3. Step 3: Cross multiply
    48,780,275.97x = 73,177,106.13 × 28,319,600.64
  4. Step 4: Simplify right side
    48,780,275.97x = 2,072,346,421,592,495.75
  5. Step 5: Solve for x
    x = 2,072,346,421,592,495.75/48,780,275.97
  6. Step 6: Final answer
    x = 42,483,286.13

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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.