Home / 9,438,176.61-13,024,308.60-5,571,943.20

Finding the Fourth Proportional to 9,438,176.61, 13,024,308.60 and 5,571,943.20

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Solution

The fourth proportional to 9,438,176.61, 13,024,308.60 and 5,571,943.20 is: 7,689,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438,176.61 : 13,024,308.60 = 5,571,943.20 : x
  2. Step 2: Convert to fraction form
    9,438,176.61/13,024,308.60 = 5,571,943.20/x
  3. Step 3: Cross multiply
    9,438,176.61x = 13,024,308.60 × 5,571,943.20
  4. Step 4: Simplify right side
    9,438,176.61x = 72,570,707,738,471.52
  5. Step 5: Solve for x
    x = 72,570,707,738,471.52/9,438,176.61
  6. Step 6: Final answer
    x = 7,689,060.16

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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.