Home / 7,418,411.40-11,127,617.10-5,736,721.80

Finding the Fourth Proportional to 7,418,411.40, 11,127,617.10 and 5,736,721.80

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Solution

The fourth proportional to 7,418,411.40, 11,127,617.10 and 5,736,721.80 is: 8,605,082.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,411.40 : 11,127,617.10 = 5,736,721.80 : x
  2. Step 2: Convert to fraction form
    7,418,411.40/11,127,617.10 = 5,736,721.80/x
  3. Step 3: Cross multiply
    7,418,411.40x = 11,127,617.10 × 5,736,721.80
  4. Step 4: Simplify right side
    7,418,411.40x = 63,836,043,599,622.77
  5. Step 5: Solve for x
    x = 63,836,043,599,622.77/7,418,411.40
  6. Step 6: Final answer
    x = 8,605,082.70

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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.