Home / 7,005,125.42-9,666,656.28-4,064,714.85

Finding the Fourth Proportional to 7,005,125.42, 9,666,656.28 and 4,064,714.85

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Solution

The fourth proportional to 7,005,125.42, 9,666,656.28 and 4,064,714.85 is: 5,609,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,005,125.42 : 9,666,656.28 = 4,064,714.85 : x
  2. Step 2: Convert to fraction form
    7,005,125.42/9,666,656.28 = 4,064,714.85/x
  3. Step 3: Cross multiply
    7,005,125.42x = 9,666,656.28 × 4,064,714.85
  4. Step 4: Simplify right side
    7,005,125.42x = 39,292,201,331,161.76
  5. Step 5: Solve for x
    x = 39,292,201,331,161.76/7,005,125.42
  6. Step 6: Final answer
    x = 5,609,064.65

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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.