Home / 15,985,385.40-23,966,268.30-6,880,029.60

Finding the Fourth Proportional to 15,985,385.40, 23,966,268.30 and 6,880,029.60

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Solution

The fourth proportional to 15,985,385.40, 23,966,268.30 and 6,880,029.60 is: 10,314,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,985,385.40 : 23,966,268.30 = 6,880,029.60 : x
  2. Step 2: Convert to fraction form
    15,985,385.40/23,966,268.30 = 6,880,029.60/x
  3. Step 3: Cross multiply
    15,985,385.40x = 23,966,268.30 × 6,880,029.60
  4. Step 4: Simplify right side
    15,985,385.40x = 164,888,635,305,541.69
  5. Step 5: Solve for x
    x = 164,888,635,305,541.69/15,985,385.40
  6. Step 6: Final answer
    x = 10,314,961.52

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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.