Home / 9,152,946.66-12,630,146.72-5,481,769.20

Finding the Fourth Proportional to 9,152,946.66, 12,630,146.72 and 5,481,769.20

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Solution

The fourth proportional to 9,152,946.66, 12,630,146.72 and 5,481,769.20 is: 7,564,290.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,152,946.66 : 12,630,146.72 = 5,481,769.20 : x
  2. Step 2: Convert to fraction form
    9,152,946.66/12,630,146.72 = 5,481,769.20/x
  3. Step 3: Cross multiply
    9,152,946.66x = 12,630,146.72 × 5,481,769.20
  4. Step 4: Simplify right side
    9,152,946.66x = 69,235,549,281,177.03
  5. Step 5: Solve for x
    x = 69,235,549,281,177.03/9,152,946.66
  6. Step 6: Final answer
    x = 7,564,290.70

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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.