Home / 52,663,319.52-72,646,115.60-30,634,340.64

Finding the Fourth Proportional to 52,663,319.52, 72,646,115.60 and 30,634,340.64

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Solution

The fourth proportional to 52,663,319.52, 72,646,115.60 and 30,634,340.64 is: 42,258,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,663,319.52 : 72,646,115.60 = 30,634,340.64 : x
  2. Step 2: Convert to fraction form
    52,663,319.52/72,646,115.60 = 30,634,340.64/x
  3. Step 3: Cross multiply
    52,663,319.52x = 72,646,115.60 × 30,634,340.64
  4. Step 4: Simplify right side
    52,663,319.52x = 2,225,465,851,463,217.75
  5. Step 5: Solve for x
    x = 2,225,465,851,463,217.75/52,663,319.52
  6. Step 6: Final answer
    x = 42,258,366.39

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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.