Home / 9,206,873.90-12,706,242.46-5,077,712.70

Finding the Fourth Proportional to 9,206,873.90, 12,706,242.46 and 5,077,712.70

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Solution

The fourth proportional to 9,206,873.90, 12,706,242.46 and 5,077,712.70 is: 7,007,660.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206,873.90 : 12,706,242.46 = 5,077,712.70 : x
  2. Step 2: Convert to fraction form
    9,206,873.90/12,706,242.46 = 5,077,712.70/x
  3. Step 3: Cross multiply
    9,206,873.90x = 12,706,242.46 × 5,077,712.70
  4. Step 4: Simplify right side
    9,206,873.90x = 64,518,648,708,421.25
  5. Step 5: Solve for x
    x = 64,518,648,708,421.25/9,206,873.90
  6. Step 6: Final answer
    x = 7,007,660.73

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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.