Home / 51,442,417.19-70,990,613.49-27,920,962.38

Finding the Fourth Proportional to 51,442,417.19, 70,990,613.49 and 27,920,962.38

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Solution

The fourth proportional to 51,442,417.19, 70,990,613.49 and 27,920,962.38 is: 38,530,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,442,417.19 : 70,990,613.49 = 27,920,962.38 : x
  2. Step 2: Convert to fraction form
    51,442,417.19/70,990,613.49 = 27,920,962.38/x
  3. Step 3: Cross multiply
    51,442,417.19x = 70,990,613.49 × 27,920,962.38
  4. Step 4: Simplify right side
    51,442,417.19x = 1,982,126,248,587,410.25
  5. Step 5: Solve for x
    x = 1,982,126,248,587,410.25/51,442,417.19
  6. Step 6: Final answer
    x = 38,530,970.29

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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.