Home / 14,213,536.92-19,614,681-7,687,166.40

Finding the Fourth Proportional to 14,213,536.92, 19,614,681 and 7,687,166.40

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Solution

The fourth proportional to 14,213,536.92, 19,614,681 and 7,687,166.40 is: 10,608,289.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,536.92 : 19,614,681 = 7,687,166.40 : x
  2. Step 2: Convert to fraction form
    14,213,536.92/19,614,681 = 7,687,166.40/x
  3. Step 3: Cross multiply
    14,213,536.92x = 19,614,681 × 7,687,166.40
  4. Step 4: Simplify right side
    14,213,536.92x = 150,781,316,729,918.41
  5. Step 5: Solve for x
    x = 150,781,316,729,918.41/14,213,536.92
  6. Step 6: Final answer
    x = 10,608,289.66

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Double scale
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1.5x scale

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.