Home / 31,790,817.60-47,688,069.60-9,073,377.60

Finding the Fourth Proportional to 31,790,817.60, 47,688,069.60 and 9,073,377.60

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Solution

The fourth proportional to 31,790,817.60, 47,688,069.60 and 9,073,377.60 is: 13,610,592.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,790,817.60 : 47,688,069.60 = 9,073,377.60 : x
  2. Step 2: Convert to fraction form
    31,790,817.60/47,688,069.60 = 9,073,377.60/x
  3. Step 3: Cross multiply
    31,790,817.60x = 47,688,069.60 × 9,073,377.60
  4. Step 4: Simplify right side
    31,790,817.60x = 432,691,862,495,880.94
  5. Step 5: Solve for x
    x = 432,691,862,495,880.94/31,790,817.60
  6. Step 6: Final answer
    x = 13,610,592.47

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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.