Home / 25,908,039.40-38,862,059.10-7,954,810.60

Finding the Fourth Proportional to 25,908,039.40, 38,862,059.10 and 7,954,810.60

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Solution

The fourth proportional to 25,908,039.40, 38,862,059.10 and 7,954,810.60 is: 11,932,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,908,039.40 : 38,862,059.10 = 7,954,810.60 : x
  2. Step 2: Convert to fraction form
    25,908,039.40/38,862,059.10 = 7,954,810.60/x
  3. Step 3: Cross multiply
    25,908,039.40x = 38,862,059.10 × 7,954,810.60
  4. Step 4: Simplify right side
    25,908,039.40x = 309,140,319,666,506.44
  5. Step 5: Solve for x
    x = 309,140,319,666,506.44/25,908,039.40
  6. Step 6: Final answer
    x = 11,932,215.90

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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.