Home / 48,034,031.48-72,050,206.59-18,890,897.12

Finding the Fourth Proportional to 48,034,031.48, 72,050,206.59 and 18,890,897.12

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Solution

The fourth proportional to 48,034,031.48, 72,050,206.59 and 18,890,897.12 is: 28,336,015.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,034,031.48 : 72,050,206.59 = 18,890,897.12 : x
  2. Step 2: Convert to fraction form
    48,034,031.48/72,050,206.59 = 18,890,897.12/x
  3. Step 3: Cross multiply
    48,034,031.48x = 72,050,206.59 × 18,890,897.12
  4. Step 4: Simplify right side
    48,034,031.48x = 1,361,093,040,166,436.25
  5. Step 5: Solve for x
    x = 1,361,093,040,166,436.25/48,034,031.48
  6. Step 6: Final answer
    x = 28,336,015.08

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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.