Home / 52,484,740.80-78,727,111.20-18,393,784.80

Finding the Fourth Proportional to 52,484,740.80, 78,727,111.20 and 18,393,784.80

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Solution

The fourth proportional to 52,484,740.80, 78,727,111.20 and 18,393,784.80 is: 27,590,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484,740.80 : 78,727,111.20 = 18,393,784.80 : x
  2. Step 2: Convert to fraction form
    52,484,740.80/78,727,111.20 = 18,393,784.80/x
  3. Step 3: Cross multiply
    52,484,740.80x = 78,727,111.20 × 18,393,784.80
  4. Step 4: Simplify right side
    52,484,740.80x = 1,448,089,541,338,469.75
  5. Step 5: Solve for x
    x = 1,448,089,541,338,469.75/52,484,740.80
  6. Step 6: Final answer
    x = 27,590,677.20

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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.