Home / 15,819,355.68-21,830,514.22-9,293,580

Finding the Fourth Proportional to 15,819,355.68, 21,830,514.22 and 9,293,580

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Solution

The fourth proportional to 15,819,355.68, 21,830,514.22 and 9,293,580 is: 12,825,024.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819,355.68 : 21,830,514.22 = 9,293,580 : x
  2. Step 2: Convert to fraction form
    15,819,355.68/21,830,514.22 = 9,293,580/x
  3. Step 3: Cross multiply
    15,819,355.68x = 21,830,514.22 × 9,293,580
  4. Step 4: Simplify right side
    15,819,355.68x = 202,883,630,344,707.59
  5. Step 5: Solve for x
    x = 202,883,630,344,707.59/15,819,355.68
  6. Step 6: Final answer
    x = 12,825,024.89

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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.