Home / 23,155,377.76-31,955,488.08-12,841,486.24

Finding the Fourth Proportional to 23,155,377.76, 31,955,488.08 and 12,841,486.24

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Solution

The fourth proportional to 23,155,377.76, 31,955,488.08 and 12,841,486.24 is: 17,721,842.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,155,377.76 : 31,955,488.08 = 12,841,486.24 : x
  2. Step 2: Convert to fraction form
    23,155,377.76/31,955,488.08 = 12,841,486.24/x
  3. Step 3: Cross multiply
    23,155,377.76x = 31,955,488.08 × 12,841,486.24
  4. Step 4: Simplify right side
    23,155,377.76x = 410,355,960,471,804
  5. Step 5: Solve for x
    x = 410,355,960,471,804/23,155,377.76
  6. Step 6: Final answer
    x = 17,721,842.62

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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.