Home / 48,702,012.90-73,053,019.35-30,207,866.10

Finding the Fourth Proportional to 48,702,012.90, 73,053,019.35 and 30,207,866.10

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Solution

The fourth proportional to 48,702,012.90, 73,053,019.35 and 30,207,866.10 is: 45,311,799.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,702,012.90 : 73,053,019.35 = 30,207,866.10 : x
  2. Step 2: Convert to fraction form
    48,702,012.90/73,053,019.35 = 30,207,866.10/x
  3. Step 3: Cross multiply
    48,702,012.90x = 73,053,019.35 × 30,207,866.10
  4. Step 4: Simplify right side
    48,702,012.90x = 2,206,775,826,725,509
  5. Step 5: Solve for x
    x = 2,206,775,826,725,509/48,702,012.90
  6. Step 6: Final answer
    x = 45,311,799.15

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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.