Home / 5,386,521.60-8,074,103.49-1,791,326.88

Finding the Fourth Proportional to 5,386,521.60, 8,074,103.49 and 1,791,326.88

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Solution

The fourth proportional to 5,386,521.60, 8,074,103.49 and 1,791,326.88 is: 2,685,101.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386,521.60 : 8,074,103.49 = 1,791,326.88 : x
  2. Step 2: Convert to fraction form
    5,386,521.60/8,074,103.49 = 1,791,326.88/x
  3. Step 3: Cross multiply
    5,386,521.60x = 8,074,103.49 × 1,791,326.88
  4. Step 4: Simplify right side
    5,386,521.60x = 14,463,358,613,538.81
  5. Step 5: Solve for x
    x = 14,463,358,613,538.81/5,386,521.60
  6. Step 6: Final answer
    x = 2,685,101.76

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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.