Home / 5,377,853.10-8,066,779.65-4,817,981.10

Finding the Fourth Proportional to 5,377,853.10, 8,066,779.65 and 4,817,981.10

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Solution

The fourth proportional to 5,377,853.10, 8,066,779.65 and 4,817,981.10 is: 7,226,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,853.10 : 8,066,779.65 = 4,817,981.10 : x
  2. Step 2: Convert to fraction form
    5,377,853.10/8,066,779.65 = 4,817,981.10/x
  3. Step 3: Cross multiply
    5,377,853.10x = 8,066,779.65 × 4,817,981.10
  4. Step 4: Simplify right side
    5,377,853.10x = 38,865,591,891,564.62
  5. Step 5: Solve for x
    x = 38,865,591,891,564.62/5,377,853.10
  6. Step 6: Final answer
    x = 7,226,971.65

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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.