Home / 30,610,266.06-42,242,167.38-16,859,230.20

Finding the Fourth Proportional to 30,610,266.06, 42,242,167.38 and 16,859,230.20

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Solution

The fourth proportional to 30,610,266.06, 42,242,167.38 and 16,859,230.20 is: 23,265,737.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,266.06 : 42,242,167.38 = 16,859,230.20 : x
  2. Step 2: Convert to fraction form
    30,610,266.06/42,242,167.38 = 16,859,230.20/x
  3. Step 3: Cross multiply
    30,610,266.06x = 42,242,167.38 × 16,859,230.20
  4. Step 4: Simplify right side
    30,610,266.06x = 712,170,424,006,350.88
  5. Step 5: Solve for x
    x = 712,170,424,006,350.88/30,610,266.06
  6. Step 6: Final answer
    x = 23,265,737.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.