Home / 8,466,545.22-11,688,678.57-5,574,343.42

Finding the Fourth Proportional to 8,466,545.22, 11,688,678.57 and 5,574,343.42

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Solution

The fourth proportional to 8,466,545.22, 11,688,678.57 and 5,574,343.42 is: 7,695,784.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466,545.22 : 11,688,678.57 = 5,574,343.42 : x
  2. Step 2: Convert to fraction form
    8,466,545.22/11,688,678.57 = 5,574,343.42/x
  3. Step 3: Cross multiply
    8,466,545.22x = 11,688,678.57 × 5,574,343.42
  4. Step 4: Simplify right side
    8,466,545.22x = 65,156,708,475,174.51
  5. Step 5: Solve for x
    x = 65,156,708,475,174.51/8,466,545.22
  6. Step 6: Final answer
    x = 7,695,784.62

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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.