Home / 9,356,247.47-12,911,641.52-5,281,866.47

Finding the Fourth Proportional to 9,356,247.47, 12,911,641.52 and 5,281,866.47

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Solution

The fourth proportional to 9,356,247.47, 12,911,641.52 and 5,281,866.47 is: 7,288,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,247.47 : 12,911,641.52 = 5,281,866.47 : x
  2. Step 2: Convert to fraction form
    9,356,247.47/12,911,641.52 = 5,281,866.47/x
  3. Step 3: Cross multiply
    9,356,247.47x = 12,911,641.52 × 5,281,866.47
  4. Step 4: Simplify right side
    9,356,247.47x = 68,197,566,462,631.61
  5. Step 5: Solve for x
    x = 68,197,566,462,631.61/9,356,247.47
  6. Step 6: Final answer
    x = 7,288,987.03

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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.