Home / 39,366,989.80-59,050,484.70-12,440,645.80

Finding the Fourth Proportional to 39,366,989.80, 59,050,484.70 and 12,440,645.80

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Solution

The fourth proportional to 39,366,989.80, 59,050,484.70 and 12,440,645.80 is: 18,660,968.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366,989.80 : 59,050,484.70 = 12,440,645.80 : x
  2. Step 2: Convert to fraction form
    39,366,989.80/59,050,484.70 = 12,440,645.80/x
  3. Step 3: Cross multiply
    39,366,989.80x = 59,050,484.70 × 12,440,645.80
  4. Step 4: Simplify right side
    39,366,989.80x = 734,626,164,471,019.38
  5. Step 5: Solve for x
    x = 734,626,164,471,019.38/39,366,989.80
  6. Step 6: Final answer
    x = 18,660,968.70

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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.