Home / 20,410,001.90-30,573,012.45-10,318,309.10

Finding the Fourth Proportional to 20,410,001.90, 30,573,012.45 and 10,318,309.10

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Solution

The fourth proportional to 20,410,001.90, 30,573,012.45 and 10,318,309.10 is: 15,456,235.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,410,001.90 : 30,573,012.45 = 10,318,309.10 : x
  2. Step 2: Convert to fraction form
    20,410,001.90/30,573,012.45 = 10,318,309.10/x
  3. Step 3: Cross multiply
    20,410,001.90x = 30,573,012.45 × 10,318,309.10
  4. Step 4: Simplify right side
    20,410,001.90x = 315,461,792,577,248.25
  5. Step 5: Solve for x
    x = 315,461,792,577,248.25/20,410,001.90
  6. Step 6: Final answer
    x = 15,456,235.34

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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.