Home / 74,690,276.40-112,035,414.60-61,935,692.40

Finding the Fourth Proportional to 74,690,276.40, 112,035,414.60 and 61,935,692.40

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Solution

The fourth proportional to 74,690,276.40, 112,035,414.60 and 61,935,692.40 is: 92,903,538.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,690,276.40 : 112,035,414.60 = 61,935,692.40 : x
  2. Step 2: Convert to fraction form
    74,690,276.40/112,035,414.60 = 61,935,692.40/x
  3. Step 3: Cross multiply
    74,690,276.40x = 112,035,414.60 × 61,935,692.40
  4. Step 4: Simplify right side
    74,690,276.40x = 6,938,990,976,572,069
  5. Step 5: Solve for x
    x = 6,938,990,976,572,069/74,690,276.40
  6. Step 6: Final answer
    x = 92,903,538.60

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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.