Home / 9,198,905.61-12,602,545.74-8,854,130.52

Finding the Fourth Proportional to 9,198,905.61, 12,602,545.74 and 8,854,130.52

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Solution

The fourth proportional to 9,198,905.61, 12,602,545.74 and 8,854,130.52 is: 12,130,202.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,198,905.61 : 12,602,545.74 = 8,854,130.52 : x
  2. Step 2: Convert to fraction form
    9,198,905.61/12,602,545.74 = 8,854,130.52/x
  3. Step 3: Cross multiply
    9,198,905.61x = 12,602,545.74 × 8,854,130.52
  4. Step 4: Simplify right side
    9,198,905.61x = 111,584,584,866,229.98
  5. Step 5: Solve for x
    x = 111,584,584,866,229.98/9,198,905.61
  6. Step 6: Final answer
    x = 12,130,202.18

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.