Home / 21,950,710.56-32,915,109.69-7,176,881.12

Finding the Fourth Proportional to 21,950,710.56, 32,915,109.69 and 7,176,881.12

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Solution

The fourth proportional to 21,950,710.56, 32,915,109.69 and 7,176,881.12 is: 10,761,739.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,950,710.56 : 32,915,109.69 = 7,176,881.12 : x
  2. Step 2: Convert to fraction form
    21,950,710.56/32,915,109.69 = 7,176,881.12/x
  3. Step 3: Cross multiply
    21,950,710.56x = 32,915,109.69 × 7,176,881.12
  4. Step 4: Simplify right side
    21,950,710.56x = 236,227,829,132,314.53
  5. Step 5: Solve for x
    x = 236,227,829,132,314.53/21,950,710.56
  6. Step 6: Final answer
    x = 10,761,739.51

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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.