Home / 29,041,965.40-43,562,948.10-18,889,619.80

Finding the Fourth Proportional to 29,041,965.40, 43,562,948.10 and 18,889,619.80

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Solution

The fourth proportional to 29,041,965.40, 43,562,948.10 and 18,889,619.80 is: 28,334,429.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,041,965.40 : 43,562,948.10 = 18,889,619.80 : x
  2. Step 2: Convert to fraction form
    29,041,965.40/43,562,948.10 = 18,889,619.80/x
  3. Step 3: Cross multiply
    29,041,965.40x = 43,562,948.10 × 18,889,619.80
  4. Step 4: Simplify right side
    29,041,965.40x = 822,887,526,976,132.50
  5. Step 5: Solve for x
    x = 822,887,526,976,132.50/29,041,965.40
  6. Step 6: Final answer
    x = 28,334,429.70

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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.