Home / 35,455,657.20-53,185,235.40-18,449,545.20

Finding the Fourth Proportional to 35,455,657.20, 53,185,235.40 and 18,449,545.20

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Solution

The fourth proportional to 35,455,657.20, 53,185,235.40 and 18,449,545.20 is: 27,675,228.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,455,657.20 : 53,185,235.40 = 18,449,545.20 : x
  2. Step 2: Convert to fraction form
    35,455,657.20/53,185,235.40 = 18,449,545.20/x
  3. Step 3: Cross multiply
    35,455,657.20x = 53,185,235.40 × 18,449,545.20
  4. Step 4: Simplify right side
    35,455,657.20x = 981,243,404,484,940
  5. Step 5: Solve for x
    x = 981,243,404,484,940/35,455,657.20
  6. Step 6: Final answer
    x = 27,675,228.21

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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.