Home / 7,146,898.16-10,722,348.34-2,890,055.75

Finding the Fourth Proportional to 7,146,898.16, 10,722,348.34 and 2,890,055.75

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Solution

The fourth proportional to 7,146,898.16, 10,722,348.34 and 2,890,055.75 is: 4,335,892.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,898.16 : 10,722,348.34 = 2,890,055.75 : x
  2. Step 2: Convert to fraction form
    7,146,898.16/10,722,348.34 = 2,890,055.75/x
  3. Step 3: Cross multiply
    7,146,898.16x = 10,722,348.34 × 2,890,055.75
  4. Step 4: Simplify right side
    7,146,898.16x = 30,988,184,412,683.08
  5. Step 5: Solve for x
    x = 30,988,184,412,683.08/7,146,898.16
  6. Step 6: Final answer
    x = 4,335,892.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.