Home / 6,885,985.20-10,316,536.20-5,890,657.20

Finding the Fourth Proportional to 6,885,985.20, 10,316,536.20 and 5,890,657.20

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Solution

The fourth proportional to 6,885,985.20, 10,316,536.20 and 5,890,657.20 is: 8,825,342.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885,985.20 : 10,316,536.20 = 5,890,657.20 : x
  2. Step 2: Convert to fraction form
    6,885,985.20/10,316,536.20 = 5,890,657.20/x
  3. Step 3: Cross multiply
    6,885,985.20x = 10,316,536.20 × 5,890,657.20
  4. Step 4: Simplify right side
    6,885,985.20x = 60,771,178,245,590.64
  5. Step 5: Solve for x
    x = 60,771,178,245,590.64/6,885,985.20
  6. Step 6: Final answer
    x = 8,825,342.56

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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.