Home / 10,272,348.21-15,404,887.80-2,984,291.69

Finding the Fourth Proportional to 10,272,348.21, 15,404,887.80 and 2,984,291.69

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Solution

The fourth proportional to 10,272,348.21, 15,404,887.80 and 2,984,291.69 is: 4,475,381.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,348.21 : 15,404,887.80 = 2,984,291.69 : x
  2. Step 2: Convert to fraction form
    10,272,348.21/15,404,887.80 = 2,984,291.69/x
  3. Step 3: Cross multiply
    10,272,348.21x = 15,404,887.80 × 2,984,291.69
  4. Step 4: Simplify right side
    10,272,348.21x = 45,972,678,569,897.95
  5. Step 5: Solve for x
    x = 45,972,678,569,897.95/10,272,348.21
  6. Step 6: Final answer
    x = 4,475,381.64

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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.