Home / 48,034,031.98-72,050,207.34-18,890,897.62

Finding the Fourth Proportional to 48,034,031.98, 72,050,207.34 and 18,890,897.62

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Solution

The fourth proportional to 48,034,031.98, 72,050,207.34 and 18,890,897.62 is: 28,336,015.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,034,031.98 : 72,050,207.34 = 18,890,897.62 : x
  2. Step 2: Convert to fraction form
    48,034,031.98/72,050,207.34 = 18,890,897.62/x
  3. Step 3: Cross multiply
    48,034,031.98x = 72,050,207.34 × 18,890,897.62
  4. Step 4: Simplify right side
    48,034,031.98x = 1,361,093,090,359,712.75
  5. Step 5: Solve for x
    x = 1,361,093,090,359,712.75/48,034,031.98
  6. Step 6: Final answer
    x = 28,336,015.83

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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.