Home / 7,531,182.19-10,398,036.40-5,785,742.96

Finding the Fourth Proportional to 7,531,182.19, 10,398,036.40 and 5,785,742.96

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Solution

The fourth proportional to 7,531,182.19, 10,398,036.40 and 5,785,742.96 is: 7,988,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531,182.19 : 10,398,036.40 = 5,785,742.96 : x
  2. Step 2: Convert to fraction form
    7,531,182.19/10,398,036.40 = 5,785,742.96/x
  3. Step 3: Cross multiply
    7,531,182.19x = 10,398,036.40 × 5,785,742.96
  4. Step 4: Simplify right side
    7,531,182.19x = 60,160,365,847,133.56
  5. Step 5: Solve for x
    x = 60,160,365,847,133.56/7,531,182.19
  6. Step 6: Final answer
    x = 7,988,170.30

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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.