Home / 9,153,200.46-12,630,581.64-5,431,390.14

Finding the Fourth Proportional to 9,153,200.46, 12,630,581.64 and 5,431,390.14

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Solution

The fourth proportional to 9,153,200.46, 12,630,581.64 and 5,431,390.14 is: 7,494,822.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,153,200.46 : 12,630,581.64 = 5,431,390.14 : x
  2. Step 2: Convert to fraction form
    9,153,200.46/12,630,581.64 = 5,431,390.14/x
  3. Step 3: Cross multiply
    9,153,200.46x = 12,630,581.64 × 5,431,390.14
  4. Step 4: Simplify right side
    9,153,200.46x = 68,601,616,581,961.03
  5. Step 5: Solve for x
    x = 68,601,616,581,961.03/9,153,200.46
  6. Step 6: Final answer
    x = 7,494,822.92

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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.