Home / 9,617,728.32-13,272,370.56-5,207,432.49

Finding the Fourth Proportional to 9,617,728.32, 13,272,370.56 and 5,207,432.49

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Solution

The fourth proportional to 9,617,728.32, 13,272,370.56 and 5,207,432.49 is: 7,186,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,617,728.32 : 13,272,370.56 = 5,207,432.49 : x
  2. Step 2: Convert to fraction form
    9,617,728.32/13,272,370.56 = 5,207,432.49/x
  3. Step 3: Cross multiply
    9,617,728.32x = 13,272,370.56 × 5,207,432.49
  4. Step 4: Simplify right side
    9,617,728.32x = 69,114,973,673,463.50
  5. Step 5: Solve for x
    x = 69,114,973,673,463.50/9,617,728.32
  6. Step 6: Final answer
    x = 7,186,205.66

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1.5x scale

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.