Home / 50,753,280-70,030,494.72-28,726,671.36

Finding the Fourth Proportional to 50,753,280, 70,030,494.72 and 28,726,671.36

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Solution

The fourth proportional to 50,753,280, 70,030,494.72 and 28,726,671.36 is: 39,637,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,753,280 : 70,030,494.72 = 28,726,671.36 : x
  2. Step 2: Convert to fraction form
    50,753,280/70,030,494.72 = 28,726,671.36/x
  3. Step 3: Cross multiply
    50,753,280x = 70,030,494.72 × 28,726,671.36
  4. Step 4: Simplify right side
    50,753,280x = 2,011,743,006,999,655.25
  5. Step 5: Solve for x
    x = 2,011,743,006,999,655.25/50,753,280
  6. Step 6: Final answer
    x = 39,637,694.49

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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.