Home / 13,348,016.20-20,022,024.30-7,280,403.40

Finding the Fourth Proportional to 13,348,016.20, 20,022,024.30 and 7,280,403.40

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Solution

The fourth proportional to 13,348,016.20, 20,022,024.30 and 7,280,403.40 is: 10,920,605.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348,016.20 : 20,022,024.30 = 7,280,403.40 : x
  2. Step 2: Convert to fraction form
    13,348,016.20/20,022,024.30 = 7,280,403.40/x
  3. Step 3: Cross multiply
    13,348,016.20x = 20,022,024.30 × 7,280,403.40
  4. Step 4: Simplify right side
    13,348,016.20x = 145,768,413,788,602.62
  5. Step 5: Solve for x
    x = 145,768,413,788,602.62/13,348,016.20
  6. Step 6: Final answer
    x = 10,920,605.10

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1.5x scale

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.