Home / 10,888,595.89-15,017,869.34-6,761,070.79

Finding the Fourth Proportional to 10,888,595.89, 15,017,869.34 and 6,761,070.79

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Solution

The fourth proportional to 10,888,595.89, 15,017,869.34 and 6,761,070.79 is: 9,325,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888,595.89 : 15,017,869.34 = 6,761,070.79 : x
  2. Step 2: Convert to fraction form
    10,888,595.89/15,017,869.34 = 6,761,070.79/x
  3. Step 3: Cross multiply
    10,888,595.89x = 15,017,869.34 × 6,761,070.79
  4. Step 4: Simplify right side
    10,888,595.89x = 101,536,877,733,031.56
  5. Step 5: Solve for x
    x = 101,536,877,733,031.56/10,888,595.89
  6. Step 6: Final answer
    x = 9,325,066.22

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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.