Home / 14,432,774.65-19,917,070.45-7,817,198.52

Finding the Fourth Proportional to 14,432,774.65, 19,917,070.45 and 7,817,198.52

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Solution

The fourth proportional to 14,432,774.65, 19,917,070.45 and 7,817,198.52 is: 10,787,648.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,432,774.65 : 19,917,070.45 = 7,817,198.52 : x
  2. Step 2: Convert to fraction form
    14,432,774.65/19,917,070.45 = 7,817,198.52/x
  3. Step 3: Cross multiply
    14,432,774.65x = 19,917,070.45 × 7,817,198.52
  4. Step 4: Simplify right side
    14,432,774.65x = 155,695,693,644,475.72
  5. Step 5: Solve for x
    x = 155,695,693,644,475.72/14,432,774.65
  6. Step 6: Final answer
    x = 10,787,648.07

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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.