Home / 6,658,955.28-9,189,389.70-3,758,468.40

Finding the Fourth Proportional to 6,658,955.28, 9,189,389.70 and 3,758,468.40

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Solution

The fourth proportional to 6,658,955.28, 9,189,389.70 and 3,758,468.40 is: 5,186,704.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,658,955.28 : 9,189,389.70 = 3,758,468.40 : x
  2. Step 2: Convert to fraction form
    6,658,955.28/9,189,389.70 = 3,758,468.40/x
  3. Step 3: Cross multiply
    6,658,955.28x = 9,189,389.70 × 3,758,468.40
  4. Step 4: Simplify right side
    6,658,955.28x = 34,538,030,802,735.48
  5. Step 5: Solve for x
    x = 34,538,030,802,735.48/6,658,955.28
  6. Step 6: Final answer
    x = 5,186,704.12

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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.