Home / 7,650,528-10,557,728.66-4,212,760.83

Finding the Fourth Proportional to 7,650,528, 10,557,728.66 and 4,212,760.83

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Solution

The fourth proportional to 7,650,528, 10,557,728.66 and 4,212,760.83 is: 5,813,609.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,650,528 : 10,557,728.66 = 4,212,760.83 : x
  2. Step 2: Convert to fraction form
    7,650,528/10,557,728.66 = 4,212,760.83/x
  3. Step 3: Cross multiply
    7,650,528x = 10,557,728.66 × 4,212,760.83
  4. Step 4: Simplify right side
    7,650,528x = 44,477,185,763,148.29
  5. Step 5: Solve for x
    x = 44,477,185,763,148.29/7,650,528
  6. Step 6: Final answer
    x = 5,813,609.96

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Double scale
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1.5x scale

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.