Home / 6,460,250.78-8,915,544.26-3,559,641.20

Finding the Fourth Proportional to 6,460,250.78, 8,915,544.26 and 3,559,641.20

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Solution

The fourth proportional to 6,460,250.78, 8,915,544.26 and 3,559,641.20 is: 4,912,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,250.78 : 8,915,544.26 = 3,559,641.20 : x
  2. Step 2: Convert to fraction form
    6,460,250.78/8,915,544.26 = 3,559,641.20/x
  3. Step 3: Cross multiply
    6,460,250.78x = 8,915,544.26 × 3,559,641.20
  4. Step 4: Simplify right side
    6,460,250.78x = 31,736,138,650,521.31
  5. Step 5: Solve for x
    x = 31,736,138,650,521.31/6,460,250.78
  6. Step 6: Final answer
    x = 4,912,524.26

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Double scale
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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.