Home / 6,888,885.12-9,506,486.49-3,749,015.31

Finding the Fourth Proportional to 6,888,885.12, 9,506,486.49 and 3,749,015.31

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Solution

The fourth proportional to 6,888,885.12, 9,506,486.49 and 3,749,015.31 is: 5,173,545.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,888,885.12 : 9,506,486.49 = 3,749,015.31 : x
  2. Step 2: Convert to fraction form
    6,888,885.12/9,506,486.49 = 3,749,015.31/x
  3. Step 3: Cross multiply
    6,888,885.12x = 9,506,486.49 × 3,749,015.31
  4. Step 4: Simplify right side
    6,888,885.12x = 35,639,963,395,318.16
  5. Step 5: Solve for x
    x = 35,639,963,395,318.16/6,888,885.12
  6. Step 6: Final answer
    x = 5,173,545.91

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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.