Home / 39,413,154.40-59,119,321.20-12,486,810.40

Finding the Fourth Proportional to 39,413,154.40, 59,119,321.20 and 12,486,810.40

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Solution

The fourth proportional to 39,413,154.40, 59,119,321.20 and 12,486,810.40 is: 18,730,085.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,413,154.40 : 59,119,321.20 = 12,486,810.40 : x
  2. Step 2: Convert to fraction form
    39,413,154.40/59,119,321.20 = 12,486,810.40/x
  3. Step 3: Cross multiply
    39,413,154.40x = 59,119,321.20 × 12,486,810.40
  4. Step 4: Simplify right side
    39,413,154.40x = 738,211,754,801,100.50
  5. Step 5: Solve for x
    x = 738,211,754,801,100.50/39,413,154.40
  6. Step 6: Final answer
    x = 18,730,085.58

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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.