Home / 66,021,142.70-99,031,714.05-22,876,006.70

Finding the Fourth Proportional to 66,021,142.70, 99,031,714.05 and 22,876,006.70

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Solution

The fourth proportional to 66,021,142.70, 99,031,714.05 and 22,876,006.70 is: 34,314,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021,142.70 : 99,031,714.05 = 22,876,006.70 : x
  2. Step 2: Convert to fraction form
    66,021,142.70/99,031,714.05 = 22,876,006.70/x
  3. Step 3: Cross multiply
    66,021,142.70x = 99,031,714.05 × 22,876,006.70
  4. Step 4: Simplify right side
    66,021,142.70x = 2,265,450,154,120,284
  5. Step 5: Solve for x
    x = 2,265,450,154,120,284/66,021,142.70
  6. Step 6: Final answer
    x = 34,314,010.05

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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.