Home / 55,152,148.90-82,728,223.35-36,658,002.10

Finding the Fourth Proportional to 55,152,148.90, 82,728,223.35 and 36,658,002.10

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Solution

The fourth proportional to 55,152,148.90, 82,728,223.35 and 36,658,002.10 is: 54,987,003.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,152,148.90 : 82,728,223.35 = 36,658,002.10 : x
  2. Step 2: Convert to fraction form
    55,152,148.90/82,728,223.35 = 36,658,002.10/x
  3. Step 3: Cross multiply
    55,152,148.90x = 82,728,223.35 × 36,658,002.10
  4. Step 4: Simplify right side
    55,152,148.90x = 3,032,651,385,293,569
  5. Step 5: Solve for x
    x = 3,032,651,385,293,569/55,152,148.90
  6. Step 6: Final answer
    x = 54,987,003.15

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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.