Home / 32,490,130.80-48,735,196.20-31,545,346.80

Finding the Fourth Proportional to 32,490,130.80, 48,735,196.20 and 31,545,346.80

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Solution

The fourth proportional to 32,490,130.80, 48,735,196.20 and 31,545,346.80 is: 47,318,020.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,490,130.80 : 48,735,196.20 = 31,545,346.80 : x
  2. Step 2: Convert to fraction form
    32,490,130.80/48,735,196.20 = 31,545,346.80/x
  3. Step 3: Cross multiply
    32,490,130.80x = 48,735,196.20 × 31,545,346.80
  4. Step 4: Simplify right side
    32,490,130.80x = 1,537,368,665,495,042.25
  5. Step 5: Solve for x
    x = 1,537,368,665,495,042.25/32,490,130.80
  6. Step 6: Final answer
    x = 47,318,020.20

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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.