Home / 7,881,406.56-10,874,994.08-4,572,942.33

Finding the Fourth Proportional to 7,881,406.56, 10,874,994.08 and 4,572,942.33

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Solution

The fourth proportional to 7,881,406.56, 10,874,994.08 and 4,572,942.33 is: 6,309,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,406.56 : 10,874,994.08 = 4,572,942.33 : x
  2. Step 2: Convert to fraction form
    7,881,406.56/10,874,994.08 = 4,572,942.33/x
  3. Step 3: Cross multiply
    7,881,406.56x = 10,874,994.08 × 4,572,942.33
  4. Step 4: Simplify right side
    7,881,406.56x = 49,730,720,766,931.41
  5. Step 5: Solve for x
    x = 49,730,720,766,931.41/7,881,406.56
  6. Step 6: Final answer
    x = 6,309,878.88

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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.