Home / 21,537,471.06-32,299,216.29-7,156,679.22

Finding the Fourth Proportional to 21,537,471.06, 32,299,216.29 and 7,156,679.22

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Solution

The fourth proportional to 21,537,471.06, 32,299,216.29 and 7,156,679.22 is: 10,732,696.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,537,471.06 : 32,299,216.29 = 7,156,679.22 : x
  2. Step 2: Convert to fraction form
    21,537,471.06/32,299,216.29 = 7,156,679.22/x
  3. Step 3: Cross multiply
    21,537,471.06x = 32,299,216.29 × 7,156,679.22
  4. Step 4: Simplify right side
    21,537,471.06x = 231,155,130,044,928.47
  5. Step 5: Solve for x
    x = 231,155,130,044,928.47/21,537,471.06
  6. Step 6: Final answer
    x = 10,732,696.03

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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.