Home / 15,552,128.40-23,328,192.60-5,453,437.20

Finding the Fourth Proportional to 15,552,128.40, 23,328,192.60 and 5,453,437.20

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Solution

The fourth proportional to 15,552,128.40, 23,328,192.60 and 5,453,437.20 is: 8,180,155.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552,128.40 : 23,328,192.60 = 5,453,437.20 : x
  2. Step 2: Convert to fraction form
    15,552,128.40/23,328,192.60 = 5,453,437.20/x
  3. Step 3: Cross multiply
    15,552,128.40x = 23,328,192.60 × 5,453,437.20
  4. Step 4: Simplify right side
    15,552,128.40x = 127,218,833,333,604.73
  5. Step 5: Solve for x
    x = 127,218,833,333,604.73/15,552,128.40
  6. Step 6: Final answer
    x = 8,180,155.80

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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.