Home / 28,081,411.20-42,122,116.80-24,890,140.80

Finding the Fourth Proportional to 28,081,411.20, 42,122,116.80 and 24,890,140.80

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Solution

The fourth proportional to 28,081,411.20, 42,122,116.80 and 24,890,140.80 is: 37,335,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,081,411.20 : 42,122,116.80 = 24,890,140.80 : x
  2. Step 2: Convert to fraction form
    28,081,411.20/42,122,116.80 = 24,890,140.80/x
  3. Step 3: Cross multiply
    28,081,411.20x = 42,122,116.80 × 24,890,140.80
  4. Step 4: Simplify right side
    28,081,411.20x = 1,048,425,417,946,045.38
  5. Step 5: Solve for x
    x = 1,048,425,417,946,045.38/28,081,411.20
  6. Step 6: Final answer
    x = 37,335,211.20

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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.