Home / 21,575,453.04-32,364,423.60-8,112,397.68

Finding the Fourth Proportional to 21,575,453.04, 32,364,423.60 and 8,112,397.68

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Solution

The fourth proportional to 21,575,453.04, 32,364,423.60 and 8,112,397.68 is: 12,169,064.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,575,453.04 : 32,364,423.60 = 8,112,397.68 : x
  2. Step 2: Convert to fraction form
    21,575,453.04/32,364,423.60 = 8,112,397.68/x
  3. Step 3: Cross multiply
    21,575,453.04x = 32,364,423.60 × 8,112,397.68
  4. Step 4: Simplify right side
    21,575,453.04x = 262,553,074,927,177.25
  5. Step 5: Solve for x
    x = 262,553,074,927,177.25/21,575,453.04
  6. Step 6: Final answer
    x = 12,169,064.28

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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.