Home / 8,445,123.38-11,622,854.34-6,963,178.02

Finding the Fourth Proportional to 8,445,123.38, 11,622,854.34 and 6,963,178.02

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Solution

The fourth proportional to 8,445,123.38, 11,622,854.34 and 6,963,178.02 is: 9,583,282.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,445,123.38 : 11,622,854.34 = 6,963,178.02 : x
  2. Step 2: Convert to fraction form
    8,445,123.38/11,622,854.34 = 6,963,178.02/x
  3. Step 3: Cross multiply
    8,445,123.38x = 11,622,854.34 × 6,963,178.02
  4. Step 4: Simplify right side
    8,445,123.38x = 80,932,003,869,949.59
  5. Step 5: Solve for x
    x = 80,932,003,869,949.59/8,445,123.38
  6. Step 6: Final answer
    x = 9,583,282.59

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1.5x scale

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.