Home / 28,885,084.56-39,865,498.56-17,875,378.44

Finding the Fourth Proportional to 28,885,084.56, 39,865,498.56 and 17,875,378.44

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Solution

The fourth proportional to 28,885,084.56, 39,865,498.56 and 17,875,378.44 is: 24,670,548.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,885,084.56 : 39,865,498.56 = 17,875,378.44 : x
  2. Step 2: Convert to fraction form
    28,885,084.56/39,865,498.56 = 17,875,378.44/x
  3. Step 3: Cross multiply
    28,885,084.56x = 39,865,498.56 × 17,875,378.44
  4. Step 4: Simplify right side
    28,885,084.56x = 712,610,873,459,275.12
  5. Step 5: Solve for x
    x = 712,610,873,459,275.12/28,885,084.56
  6. Step 6: Final answer
    x = 24,670,548.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.