Home / 7,290,032.16-9,972,815.64-7,259,327.04

Finding the Fourth Proportional to 7,290,032.16, 9,972,815.64 and 7,259,327.04

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Solution

The fourth proportional to 7,290,032.16, 9,972,815.64 and 7,259,327.04 is: 9,930,810.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,032.16 : 9,972,815.64 = 7,259,327.04 : x
  2. Step 2: Convert to fraction form
    7,290,032.16/9,972,815.64 = 7,259,327.04/x
  3. Step 3: Cross multiply
    7,290,032.16x = 9,972,815.64 × 7,259,327.04
  4. Step 4: Simplify right side
    7,290,032.16x = 72,395,930,240,386.91
  5. Step 5: Solve for x
    x = 72,395,930,240,386.91/7,290,032.16
  6. Step 6: Final answer
    x = 9,930,810.82

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.