Home / 9,201,029.67-12,697,470.18-5,280,473.16

Finding the Fourth Proportional to 9,201,029.67, 12,697,470.18 and 5,280,473.16

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Solution

The fourth proportional to 9,201,029.67, 12,697,470.18 and 5,280,473.16 is: 7,287,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,029.67 : 12,697,470.18 = 5,280,473.16 : x
  2. Step 2: Convert to fraction form
    9,201,029.67/12,697,470.18 = 5,280,473.16/x
  3. Step 3: Cross multiply
    9,201,029.67x = 12,697,470.18 × 5,280,473.16
  4. Step 4: Simplify right side
    9,201,029.67x = 67,048,650,485,390.37
  5. Step 5: Solve for x
    x = 67,048,650,485,390.37/9,201,029.67
  6. Step 6: Final answer
    x = 7,287,081.22

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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.