Home / 57,938,960.80-86,920,105.20-16,998,320.80

Finding the Fourth Proportional to 57,938,960.80, 86,920,105.20 and 16,998,320.80

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Solution

The fourth proportional to 57,938,960.80, 86,920,105.20 and 16,998,320.80 is: 25,500,903.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,938,960.80 : 86,920,105.20 = 16,998,320.80 : x
  2. Step 2: Convert to fraction form
    57,938,960.80/86,920,105.20 = 16,998,320.80/x
  3. Step 3: Cross multiply
    57,938,960.80x = 86,920,105.20 × 16,998,320.80
  4. Step 4: Simplify right side
    57,938,960.80x = 1,477,495,832,159,348.25
  5. Step 5: Solve for x
    x = 1,477,495,832,159,348.25/57,938,960.80
  6. Step 6: Final answer
    x = 25,500,903.22

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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.