Home / 6,872,132.84-10,261,920.53-5,612,459.24

Finding the Fourth Proportional to 6,872,132.84, 10,261,920.53 and 5,612,459.24

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Solution

The fourth proportional to 6,872,132.84, 10,261,920.53 and 5,612,459.24 is: 8,380,893.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,872,132.84 : 10,261,920.53 = 5,612,459.24 : x
  2. Step 2: Convert to fraction form
    6,872,132.84/10,261,920.53 = 5,612,459.24/x
  3. Step 3: Cross multiply
    6,872,132.84x = 10,261,920.53 × 5,612,459.24
  4. Step 4: Simplify right side
    6,872,132.84x = 57,594,610,698,744.20
  5. Step 5: Solve for x
    x = 57,594,610,698,744.20/6,872,132.84
  6. Step 6: Final answer
    x = 8,380,893.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.