Home / 9,017,619.02-12,442,985.61-5,483,612.78

Finding the Fourth Proportional to 9,017,619.02, 12,442,985.61 and 5,483,612.78

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Solution

The fourth proportional to 9,017,619.02, 12,442,985.61 and 5,483,612.78 is: 7,566,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017,619.02 : 12,442,985.61 = 5,483,612.78 : x
  2. Step 2: Convert to fraction form
    9,017,619.02/12,442,985.61 = 5,483,612.78/x
  3. Step 3: Cross multiply
    9,017,619.02x = 12,442,985.61 × 5,483,612.78
  4. Step 4: Simplify right side
    9,017,619.02x = 68,232,514,912,352.09
  5. Step 5: Solve for x
    x = 68,232,514,912,352.09/9,017,619.02
  6. Step 6: Final answer
    x = 7,566,577.69

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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.