Home / 10,306,959.60-15,460,439.40-7,283,650.80

Finding the Fourth Proportional to 10,306,959.60, 15,460,439.40 and 7,283,650.80

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Solution

The fourth proportional to 10,306,959.60, 15,460,439.40 and 7,283,650.80 is: 10,925,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,306,959.60 : 15,460,439.40 = 7,283,650.80 : x
  2. Step 2: Convert to fraction form
    10,306,959.60/15,460,439.40 = 7,283,650.80/x
  3. Step 3: Cross multiply
    10,306,959.60x = 15,460,439.40 × 7,283,650.80
  4. Step 4: Simplify right side
    10,306,959.60x = 112,608,441,804,161.52
  5. Step 5: Solve for x
    x = 112,608,441,804,161.52/10,306,959.60
  6. Step 6: Final answer
    x = 10,925,476.20

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1.5x scale

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.