Home / 7,069,853.85-10,609,430.88-3,877,222.05

Finding the Fourth Proportional to 7,069,853.85, 10,609,430.88 and 3,877,222.05

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Solution

The fourth proportional to 7,069,853.85, 10,609,430.88 and 3,877,222.05 is: 5,818,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,853.85 : 10,609,430.88 = 3,877,222.05 : x
  2. Step 2: Convert to fraction form
    7,069,853.85/10,609,430.88 = 3,877,222.05/x
  3. Step 3: Cross multiply
    7,069,853.85x = 10,609,430.88 × 3,877,222.05
  4. Step 4: Simplify right side
    7,069,853.85x = 41,135,119,345,886.91
  5. Step 5: Solve for x
    x = 41,135,119,345,886.91/7,069,853.85
  6. Step 6: Final answer
    x = 5,818,383.27

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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.