Home / 6,605,082.32-9,111,142.48-4,153,805.20

Finding the Fourth Proportional to 6,605,082.32, 9,111,142.48 and 4,153,805.20

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Solution

The fourth proportional to 6,605,082.32, 9,111,142.48 and 4,153,805.20 is: 5,729,816.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,082.32 : 9,111,142.48 = 4,153,805.20 : x
  2. Step 2: Convert to fraction form
    6,605,082.32/9,111,142.48 = 4,153,805.20/x
  3. Step 3: Cross multiply
    6,605,082.32x = 9,111,142.48 × 4,153,805.20
  4. Step 4: Simplify right side
    6,605,082.32x = 37,845,911,011,364.90
  5. Step 5: Solve for x
    x = 37,845,911,011,364.90/6,605,082.32
  6. Step 6: Final answer
    x = 5,729,816.70

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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.