Home / 28,452,943.18-42,679,526.82-6,887,510.23

Finding the Fourth Proportional to 28,452,943.18, 42,679,526.82 and 6,887,510.23

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Solution

The fourth proportional to 28,452,943.18, 42,679,526.82 and 6,887,510.23 is: 10,331,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,452,943.18 : 42,679,526.82 = 6,887,510.23 : x
  2. Step 2: Convert to fraction form
    28,452,943.18/42,679,526.82 = 6,887,510.23/x
  3. Step 3: Cross multiply
    28,452,943.18x = 42,679,526.82 × 6,887,510.23
  4. Step 4: Simplify right side
    28,452,943.18x = 293,955,677,584,309.38
  5. Step 5: Solve for x
    x = 293,955,677,584,309.38/28,452,943.18
  6. Step 6: Final answer
    x = 10,331,292.47

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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.