Home / 15,605,487.44-21,535,604.16-8,730,084.32

Finding the Fourth Proportional to 15,605,487.44, 21,535,604.16 and 8,730,084.32

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Solution

The fourth proportional to 15,605,487.44, 21,535,604.16 and 8,730,084.32 is: 12,047,533.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,487.44 : 21,535,604.16 = 8,730,084.32 : x
  2. Step 2: Convert to fraction form
    15,605,487.44/21,535,604.16 = 8,730,084.32/x
  3. Step 3: Cross multiply
    15,605,487.44x = 21,535,604.16 × 8,730,084.32
  4. Step 4: Simplify right side
    15,605,487.44x = 188,007,640,198,942.78
  5. Step 5: Solve for x
    x = 188,007,640,198,942.78/15,605,487.44
  6. Step 6: Final answer
    x = 12,047,533.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.