Home / 39,479,624.80-59,219,437.20-12,556,002.40

Finding the Fourth Proportional to 39,479,624.80, 59,219,437.20 and 12,556,002.40

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Solution

The fourth proportional to 39,479,624.80, 59,219,437.20 and 12,556,002.40 is: 18,834,003.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,479,624.80 : 59,219,437.20 = 12,556,002.40 : x
  2. Step 2: Convert to fraction form
    39,479,624.80/59,219,437.20 = 12,556,002.40/x
  3. Step 3: Cross multiply
    39,479,624.80x = 59,219,437.20 × 12,556,002.40
  4. Step 4: Simplify right side
    39,479,624.80x = 743,559,395,609,849.38
  5. Step 5: Solve for x
    x = 743,559,395,609,849.38/39,479,624.80
  6. Step 6: Final answer
    x = 18,834,003.60

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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.