Home / 40,926,056.40-61,389,084.60-28,012,040.10

Finding the Fourth Proportional to 40,926,056.40, 61,389,084.60 and 28,012,040.10

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Solution

The fourth proportional to 40,926,056.40, 61,389,084.60 and 28,012,040.10 is: 42,018,060.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,926,056.40 : 61,389,084.60 = 28,012,040.10 : x
  2. Step 2: Convert to fraction form
    40,926,056.40/61,389,084.60 = 28,012,040.10/x
  3. Step 3: Cross multiply
    40,926,056.40x = 61,389,084.60 × 28,012,040.10
  4. Step 4: Simplify right side
    40,926,056.40x = 1,719,633,499,517,492.50
  5. Step 5: Solve for x
    x = 1,719,633,499,517,492.50/40,926,056.40
  6. Step 6: Final answer
    x = 42,018,060.15

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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.