Home / 11,480,442.01-17,220,686.70-10,778,939.89

Finding the Fourth Proportional to 11,480,442.01, 17,220,686.70 and 10,778,939.89

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Solution

The fourth proportional to 11,480,442.01, 17,220,686.70 and 10,778,939.89 is: 16,168,432.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,480,442.01 : 17,220,686.70 = 10,778,939.89 : x
  2. Step 2: Convert to fraction form
    11,480,442.01/17,220,686.70 = 10,778,939.89/x
  3. Step 3: Cross multiply
    11,480,442.01x = 17,220,686.70 × 10,778,939.89
  4. Step 4: Simplify right side
    11,480,442.01x = 185,620,746,801,191.75
  5. Step 5: Solve for x
    x = 185,620,746,801,191.75/11,480,442.01
  6. Step 6: Final answer
    x = 16,168,432.08

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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.