Home / 19,502,391.71-26,900,341.61-12,541,869.36

Finding the Fourth Proportional to 19,502,391.71, 26,900,341.61 and 12,541,869.36

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Solution

The fourth proportional to 19,502,391.71, 26,900,341.61 and 12,541,869.36 is: 17,299,445.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,502,391.71 : 26,900,341.61 = 12,541,869.36 : x
  2. Step 2: Convert to fraction form
    19,502,391.71/26,900,341.61 = 12,541,869.36/x
  3. Step 3: Cross multiply
    19,502,391.71x = 26,900,341.61 × 12,541,869.36
  4. Step 4: Simplify right side
    19,502,391.71x = 337,380,570,149,282.69
  5. Step 5: Solve for x
    x = 337,380,570,149,282.69/19,502,391.71
  6. Step 6: Final answer
    x = 17,299,445.89

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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.