Home / 10,766,285.88-16,142,924.12-4,290,357.48

Finding the Fourth Proportional to 10,766,285.88, 16,142,924.12 and 4,290,357.48

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Solution

The fourth proportional to 10,766,285.88, 16,142,924.12 and 4,290,357.48 is: 6,432,944.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766,285.88 : 16,142,924.12 = 4,290,357.48 : x
  2. Step 2: Convert to fraction form
    10,766,285.88/16,142,924.12 = 4,290,357.48/x
  3. Step 3: Cross multiply
    10,766,285.88x = 16,142,924.12 × 4,290,357.48
  4. Step 4: Simplify right side
    10,766,285.88x = 69,258,915,225,862.64
  5. Step 5: Solve for x
    x = 69,258,915,225,862.64/10,766,285.88
  6. Step 6: Final answer
    x = 6,432,944.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.