Home / 74,834,185.20-112,293,268.20-31,696,047.60

Finding the Fourth Proportional to 74,834,185.20, 112,293,268.20 and 31,696,047.60

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Solution

The fourth proportional to 74,834,185.20, 112,293,268.20 and 31,696,047.60 is: 47,561,856.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,834,185.20 : 112,293,268.20 = 31,696,047.60 : x
  2. Step 2: Convert to fraction form
    74,834,185.20/112,293,268.20 = 31,696,047.60/x
  3. Step 3: Cross multiply
    74,834,185.20x = 112,293,268.20 × 31,696,047.60
  4. Step 4: Simplify right side
    74,834,185.20x = 3,559,252,774,026,766.50
  5. Step 5: Solve for x
    x = 3,559,252,774,026,766.50/74,834,185.20
  6. Step 6: Final answer
    x = 47,561,856.45

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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.