Home / 8,757,680.16-13,140,304.72-4,709,436.32

Finding the Fourth Proportional to 8,757,680.16, 13,140,304.72 and 4,709,436.32

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Solution

The fourth proportional to 8,757,680.16, 13,140,304.72 and 4,709,436.32 is: 7,066,189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,757,680.16 : 13,140,304.72 = 4,709,436.32 : x
  2. Step 2: Convert to fraction form
    8,757,680.16/13,140,304.72 = 4,709,436.32/x
  3. Step 3: Cross multiply
    8,757,680.16x = 13,140,304.72 × 4,709,436.32
  4. Step 4: Simplify right side
    8,757,680.16x = 61,883,428,304,235.44
  5. Step 5: Solve for x
    x = 61,883,428,304,235.44/8,757,680.16
  6. Step 6: Final answer
    x = 7,066,189.58

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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.