Home / 28,774,885.80-43,162,328.70-25,639,602.60

Finding the Fourth Proportional to 28,774,885.80, 43,162,328.70 and 25,639,602.60

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Solution

The fourth proportional to 28,774,885.80, 43,162,328.70 and 25,639,602.60 is: 38,459,403.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,774,885.80 : 43,162,328.70 = 25,639,602.60 : x
  2. Step 2: Convert to fraction form
    28,774,885.80/43,162,328.70 = 25,639,602.60/x
  3. Step 3: Cross multiply
    28,774,885.80x = 43,162,328.70 × 25,639,602.60
  4. Step 4: Simplify right side
    28,774,885.80x = 1,106,664,955,158,574.75
  5. Step 5: Solve for x
    x = 1,106,664,955,158,574.75/28,774,885.80
  6. Step 6: Final answer
    x = 38,459,403.90

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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.