Home / 6,998,961-9,658,566.32-3,779,697

Finding the Fourth Proportional to 6,998,961, 9,658,566.32 and 3,779,697

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Solution

The fourth proportional to 6,998,961, 9,658,566.32 and 3,779,697 is: 5,215,981.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,961 : 9,658,566.32 = 3,779,697 : x
  2. Step 2: Convert to fraction form
    6,998,961/9,658,566.32 = 3,779,697/x
  3. Step 3: Cross multiply
    6,998,961x = 9,658,566.32 × 3,779,697
  4. Step 4: Simplify right side
    6,998,961x = 36,506,454,125,106.55
  5. Step 5: Solve for x
    x = 36,506,454,125,106.55/6,998,961
  6. Step 6: Final answer
    x = 5,215,981.93

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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.