Home / 5,426,508.98-7,488,670.13-2,979,345.62

Finding the Fourth Proportional to 5,426,508.98, 7,488,670.13 and 2,979,345.62

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Solution

The fourth proportional to 5,426,508.98, 7,488,670.13 and 2,979,345.62 is: 4,111,545.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,426,508.98 : 7,488,670.13 = 2,979,345.62 : x
  2. Step 2: Convert to fraction form
    5,426,508.98/7,488,670.13 = 2,979,345.62/x
  3. Step 3: Cross multiply
    5,426,508.98x = 7,488,670.13 × 2,979,345.62
  4. Step 4: Simplify right side
    5,426,508.98x = 22,311,336,499,100.25
  5. Step 5: Solve for x
    x = 22,311,336,499,100.25/5,426,508.98
  6. Step 6: Final answer
    x = 4,111,545.12

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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.