Home / 30,587,711.30-45,881,566.95-16,982,821.70

Finding the Fourth Proportional to 30,587,711.30, 45,881,566.95 and 16,982,821.70

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Solution

The fourth proportional to 30,587,711.30, 45,881,566.95 and 16,982,821.70 is: 25,474,232.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,587,711.30 : 45,881,566.95 = 16,982,821.70 : x
  2. Step 2: Convert to fraction form
    30,587,711.30/45,881,566.95 = 16,982,821.70/x
  3. Step 3: Cross multiply
    30,587,711.30x = 45,881,566.95 × 16,982,821.70
  4. Step 4: Simplify right side
    30,587,711.30x = 779,198,470,828,462.88
  5. Step 5: Solve for x
    x = 779,198,470,828,462.88/30,587,711.30
  6. Step 6: Final answer
    x = 25,474,232.55

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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.