Home / 13,057,641.33-18,019,165.88-7,475,701.10

Finding the Fourth Proportional to 13,057,641.33, 18,019,165.88 and 7,475,701.10

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Solution

The fourth proportional to 13,057,641.33, 18,019,165.88 and 7,475,701.10 is: 10,316,250.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,057,641.33 : 18,019,165.88 = 7,475,701.10 : x
  2. Step 2: Convert to fraction form
    13,057,641.33/18,019,165.88 = 7,475,701.10/x
  3. Step 3: Cross multiply
    13,057,641.33x = 18,019,165.88 × 7,475,701.10
  4. Step 4: Simplify right side
    13,057,641.33x = 134,705,898,062,724.12
  5. Step 5: Solve for x
    x = 134,705,898,062,724.12/13,057,641.33
  6. Step 6: Final answer
    x = 10,316,250.44

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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.