Home / 44,295,513.20-66,443,269.80-28,990,012.40

Finding the Fourth Proportional to 44,295,513.20, 66,443,269.80 and 28,990,012.40

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Solution

The fourth proportional to 44,295,513.20, 66,443,269.80 and 28,990,012.40 is: 43,485,018.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,295,513.20 : 66,443,269.80 = 28,990,012.40 : x
  2. Step 2: Convert to fraction form
    44,295,513.20/66,443,269.80 = 28,990,012.40/x
  3. Step 3: Cross multiply
    44,295,513.20x = 66,443,269.80 × 28,990,012.40
  4. Step 4: Simplify right side
    44,295,513.20x = 1,926,191,215,398,545.25
  5. Step 5: Solve for x
    x = 1,926,191,215,398,545.25/44,295,513.20
  6. Step 6: Final answer
    x = 43,485,018.60

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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.