Home / 48,565,920.47-67,027,805.17-30,919,185.74

Finding the Fourth Proportional to 48,565,920.47, 67,027,805.17 and 30,919,185.74

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Solution

The fourth proportional to 48,565,920.47, 67,027,805.17 and 30,919,185.74 is: 42,672,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,565,920.47 : 67,027,805.17 = 30,919,185.74 : x
  2. Step 2: Convert to fraction form
    48,565,920.47/67,027,805.17 = 30,919,185.74/x
  3. Step 3: Cross multiply
    48,565,920.47x = 67,027,805.17 × 30,919,185.74
  4. Step 4: Simplify right side
    48,565,920.47x = 2,072,445,157,886,033.75
  5. Step 5: Solve for x
    x = 2,072,445,157,886,033.75/48,565,920.47
  6. Step 6: Final answer
    x = 42,672,827.74

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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.