Home / 51,732,005.80-77,570,015.10-21,442,930.60

Finding the Fourth Proportional to 51,732,005.80, 77,570,015.10 and 21,442,930.60

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Solution

The fourth proportional to 51,732,005.80, 77,570,015.10 and 21,442,930.60 is: 32,152,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,732,005.80 : 77,570,015.10 = 21,442,930.60 : x
  2. Step 2: Convert to fraction form
    51,732,005.80/77,570,015.10 = 21,442,930.60/x
  3. Step 3: Cross multiply
    51,732,005.80x = 77,570,015.10 × 21,442,930.60
  4. Step 4: Simplify right side
    51,732,005.80x = 1,663,328,450,430,252
  5. Step 5: Solve for x
    x = 1,663,328,450,430,252/51,732,005.80
  6. Step 6: Final answer
    x = 32,152,792.55

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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.