Home / 7,914,261.96-10,913,008.58-5,155,834.06

Finding the Fourth Proportional to 7,914,261.96, 10,913,008.58 and 5,155,834.06

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Solution

The fourth proportional to 7,914,261.96, 10,913,008.58 and 5,155,834.06 is: 7,109,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,914,261.96 : 10,913,008.58 = 5,155,834.06 : x
  2. Step 2: Convert to fraction form
    7,914,261.96/10,913,008.58 = 5,155,834.06/x
  3. Step 3: Cross multiply
    7,914,261.96x = 10,913,008.58 × 5,155,834.06
  4. Step 4: Simplify right side
    7,914,261.96x = 56,265,661,311,187.53
  5. Step 5: Solve for x
    x = 56,265,661,311,187.53/7,914,261.96
  6. Step 6: Final answer
    x = 7,109,400.92

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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.