Home / 5,640,282.40-8,460,423.60-3,251,495.20

Finding the Fourth Proportional to 5,640,282.40, 8,460,423.60 and 3,251,495.20

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Solution

The fourth proportional to 5,640,282.40, 8,460,423.60 and 3,251,495.20 is: 4,877,242.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,282.40 : 8,460,423.60 = 3,251,495.20 : x
  2. Step 2: Convert to fraction form
    5,640,282.40/8,460,423.60 = 3,251,495.20/x
  3. Step 3: Cross multiply
    5,640,282.40x = 8,460,423.60 × 3,251,495.20
  4. Step 4: Simplify right side
    5,640,282.40x = 27,509,026,725,366.72
  5. Step 5: Solve for x
    x = 27,509,026,725,366.72/5,640,282.40
  6. Step 6: Final answer
    x = 4,877,242.80

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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.