Home / 52,325,009.25-72,207,807.46-29,120,130.06

Finding the Fourth Proportional to 52,325,009.25, 72,207,807.46 and 29,120,130.06

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Solution

The fourth proportional to 52,325,009.25, 72,207,807.46 and 29,120,130.06 is: 40,185,386.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,325,009.25 : 72,207,807.46 = 29,120,130.06 : x
  2. Step 2: Convert to fraction form
    52,325,009.25/72,207,807.46 = 29,120,130.06/x
  3. Step 3: Cross multiply
    52,325,009.25x = 72,207,807.46 × 29,120,130.06
  4. Step 4: Simplify right side
    52,325,009.25x = 2,102,700,744,509,837.75
  5. Step 5: Solve for x
    x = 2,102,700,744,509,837.75/52,325,009.25
  6. Step 6: Final answer
    x = 40,185,386.96

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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.