Home / 15,106,702.78-22,666,751.24-7,916,527.18

Finding the Fourth Proportional to 15,106,702.78, 22,666,751.24 and 7,916,527.18

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Solution

The fourth proportional to 15,106,702.78, 22,666,751.24 and 7,916,527.18 is: 11,878,300.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,106,702.78 : 22,666,751.24 = 7,916,527.18 : x
  2. Step 2: Convert to fraction form
    15,106,702.78/22,666,751.24 = 7,916,527.18/x
  3. Step 3: Cross multiply
    15,106,702.78x = 22,666,751.24 × 7,916,527.18
  4. Step 4: Simplify right side
    15,106,702.78x = 179,441,952,273,758.69
  5. Step 5: Solve for x
    x = 179,441,952,273,758.69/15,106,702.78
  6. Step 6: Final answer
    x = 11,878,300.31

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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.