Home / 8,020,172.70-12,032,008.65-2,339,934.30

Finding the Fourth Proportional to 8,020,172.70, 12,032,008.65 and 2,339,934.30

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Solution

The fourth proportional to 8,020,172.70, 12,032,008.65 and 2,339,934.30 is: 3,510,411.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,172.70 : 12,032,008.65 = 2,339,934.30 : x
  2. Step 2: Convert to fraction form
    8,020,172.70/12,032,008.65 = 2,339,934.30/x
  3. Step 3: Cross multiply
    8,020,172.70x = 12,032,008.65 × 2,339,934.30
  4. Step 4: Simplify right side
    8,020,172.70x = 28,154,109,738,031.70
  5. Step 5: Solve for x
    x = 28,154,109,738,031.70/8,020,172.70
  6. Step 6: Final answer
    x = 3,510,411.91

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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.