Home / 34,768,280.80-52,152,421.20-20,398,232.80

Finding the Fourth Proportional to 34,768,280.80, 52,152,421.20 and 20,398,232.80

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Solution

The fourth proportional to 34,768,280.80, 52,152,421.20 and 20,398,232.80 is: 30,597,349.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,768,280.80 : 52,152,421.20 = 20,398,232.80 : x
  2. Step 2: Convert to fraction form
    34,768,280.80/52,152,421.20 = 20,398,232.80/x
  3. Step 3: Cross multiply
    34,768,280.80x = 52,152,421.20 × 20,398,232.80
  4. Step 4: Simplify right side
    34,768,280.80x = 1,063,817,228,721,255.50
  5. Step 5: Solve for x
    x = 1,063,817,228,721,255.50/34,768,280.80
  6. Step 6: Final answer
    x = 30,597,349.20

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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.