Home / 29,488,442.48-40,689,116.76-16,432,839.60

Finding the Fourth Proportional to 29,488,442.48, 40,689,116.76 and 16,432,839.60

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Solution

The fourth proportional to 29,488,442.48, 40,689,116.76 and 16,432,839.60 is: 22,674,569.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488,442.48 : 40,689,116.76 = 16,432,839.60 : x
  2. Step 2: Convert to fraction form
    29,488,442.48/40,689,116.76 = 16,432,839.60/x
  3. Step 3: Cross multiply
    29,488,442.48x = 40,689,116.76 × 16,432,839.60
  4. Step 4: Simplify right side
    29,488,442.48x = 668,637,729,182,751.62
  5. Step 5: Solve for x
    x = 668,637,729,182,751.62/29,488,442.48
  6. Step 6: Final answer
    x = 22,674,569.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.