Home / 9,642,256.16-13,306,476.80-5,291,747.24

Finding the Fourth Proportional to 9,642,256.16, 13,306,476.80 and 5,291,747.24

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Solution

The fourth proportional to 9,642,256.16, 13,306,476.80 and 5,291,747.24 is: 7,302,700.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,256.16 : 13,306,476.80 = 5,291,747.24 : x
  2. Step 2: Convert to fraction form
    9,642,256.16/13,306,476.80 = 5,291,747.24/x
  3. Step 3: Cross multiply
    9,642,256.16x = 13,306,476.80 × 5,291,747.24
  4. Step 4: Simplify right side
    9,642,256.16x = 70,414,511,880,524.03
  5. Step 5: Solve for x
    x = 70,414,511,880,524.03/9,642,256.16
  6. Step 6: Final answer
    x = 7,302,700.81

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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.