Home / 7,162,612.64-9,888,056.88-5,527,345.76

Finding the Fourth Proportional to 7,162,612.64, 9,888,056.88 and 5,527,345.76

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Solution

The fourth proportional to 7,162,612.64, 9,888,056.88 and 5,527,345.76 is: 7,630,554.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162,612.64 : 9,888,056.88 = 5,527,345.76 : x
  2. Step 2: Convert to fraction form
    7,162,612.64/9,888,056.88 = 5,527,345.76/x
  3. Step 3: Cross multiply
    7,162,612.64x = 9,888,056.88 × 5,527,345.76
  4. Step 4: Simplify right side
    7,162,612.64x = 54,654,709,270,306.83
  5. Step 5: Solve for x
    x = 54,654,709,270,306.83/7,162,612.64
  6. Step 6: Final answer
    x = 7,630,554.94

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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.