Home / 14,461,789.03-21,681,269.70-7,170,221.33

Finding the Fourth Proportional to 14,461,789.03, 21,681,269.70 and 7,170,221.33

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Solution

The fourth proportional to 14,461,789.03, 21,681,269.70 and 7,170,221.33 is: 10,749,672.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,461,789.03 : 21,681,269.70 = 7,170,221.33 : x
  2. Step 2: Convert to fraction form
    14,461,789.03/21,681,269.70 = 7,170,221.33/x
  3. Step 3: Cross multiply
    14,461,789.03x = 21,681,269.70 × 7,170,221.33
  4. Step 4: Simplify right side
    14,461,789.03x = 155,459,502,349,454.22
  5. Step 5: Solve for x
    x = 155,459,502,349,454.22/14,461,789.03
  6. Step 6: Final answer
    x = 10,749,672.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.