Home / 52,345,873.68-72,239,689.80-29,142,474.36

Finding the Fourth Proportional to 52,345,873.68, 72,239,689.80 and 29,142,474.36

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Solution

The fourth proportional to 52,345,873.68, 72,239,689.80 and 29,142,474.36 is: 40,217,941.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,345,873.68 : 72,239,689.80 = 29,142,474.36 : x
  2. Step 2: Convert to fraction form
    52,345,873.68/72,239,689.80 = 29,142,474.36/x
  3. Step 3: Cross multiply
    52,345,873.68x = 72,239,689.80 × 29,142,474.36
  4. Step 4: Simplify right side
    52,345,873.68x = 2,105,243,307,770,853.50
  5. Step 5: Solve for x
    x = 2,105,243,307,770,853.50/52,345,873.68
  6. Step 6: Final answer
    x = 40,217,941.93

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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.