Home / 74,914,436.32-112,371,799.03-28,877,984.48

Finding the Fourth Proportional to 74,914,436.32, 112,371,799.03 and 28,877,984.48

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Solution

The fourth proportional to 74,914,436.32, 112,371,799.03 and 28,877,984.48 is: 43,317,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,914,436.32 : 112,371,799.03 = 28,877,984.48 : x
  2. Step 2: Convert to fraction form
    74,914,436.32/112,371,799.03 = 28,877,984.48/x
  3. Step 3: Cross multiply
    74,914,436.32x = 112,371,799.03 × 28,877,984.48
  4. Step 4: Simplify right side
    74,914,436.32x = 3,245,071,068,586,754
  5. Step 5: Solve for x
    x = 3,245,071,068,586,754/74,914,436.32
  6. Step 6: Final answer
    x = 43,317,032.45

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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.