Home / 7,290,031.16-9,972,814.27-7,259,326.04

Finding the Fourth Proportional to 7,290,031.16, 9,972,814.27 and 7,259,326.04

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Solution

The fourth proportional to 7,290,031.16, 9,972,814.27 and 7,259,326.04 is: 9,930,809.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,031.16 : 9,972,814.27 = 7,259,326.04 : x
  2. Step 2: Convert to fraction form
    7,290,031.16/9,972,814.27 = 7,259,326.04/x
  3. Step 3: Cross multiply
    7,290,031.16x = 9,972,814.27 × 7,259,326.04
  4. Step 4: Simplify right side
    7,290,031.16x = 72,395,910,322,294.59
  5. Step 5: Solve for x
    x = 72,395,910,322,294.59/7,290,031.16
  6. Step 6: Final answer
    x = 9,930,809.45

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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.