Home / 58,807,821.20-88,211,731.80-42,557,536.40

Finding the Fourth Proportional to 58,807,821.20, 88,211,731.80 and 42,557,536.40

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Solution

The fourth proportional to 58,807,821.20, 88,211,731.80 and 42,557,536.40 is: 63,836,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,807,821.20 : 88,211,731.80 = 42,557,536.40 : x
  2. Step 2: Convert to fraction form
    58,807,821.20/88,211,731.80 = 42,557,536.40/x
  3. Step 3: Cross multiply
    58,807,821.20x = 88,211,731.80 × 42,557,536.40
  4. Step 4: Simplify right side
    58,807,821.20x = 3,754,073,986,985,537.50
  5. Step 5: Solve for x
    x = 3,754,073,986,985,537.50/58,807,821.20
  6. Step 6: Final answer
    x = 63,836,304.60

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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.