Home / 52,186,182.08-72,014,958.25-28,982,803.70

Finding the Fourth Proportional to 52,186,182.08, 72,014,958.25 and 28,982,803.70

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Solution

The fourth proportional to 52,186,182.08, 72,014,958.25 and 28,982,803.70 is: 39,995,173.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,186,182.08 : 72,014,958.25 = 28,982,803.70 : x
  2. Step 2: Convert to fraction form
    52,186,182.08/72,014,958.25 = 28,982,803.70/x
  3. Step 3: Cross multiply
    52,186,182.08x = 72,014,958.25 × 28,982,803.70
  4. Step 4: Simplify right side
    52,186,182.08x = 2,087,195,398,531,026
  5. Step 5: Solve for x
    x = 2,087,195,398,531,026/52,186,182.08
  6. Step 6: Final answer
    x = 39,995,173.35

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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.