Home / 35,020,895.78-52,563,221.30-18,639,932.78

Finding the Fourth Proportional to 35,020,895.78, 52,563,221.30 and 18,639,932.78

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Solution

The fourth proportional to 35,020,895.78, 52,563,221.30 and 18,639,932.78 is: 27,976,866.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,020,895.78 : 52,563,221.30 = 18,639,932.78 : x
  2. Step 2: Convert to fraction form
    35,020,895.78/52,563,221.30 = 18,639,932.78/x
  3. Step 3: Cross multiply
    35,020,895.78x = 52,563,221.30 × 18,639,932.78
  4. Step 4: Simplify right side
    35,020,895.78x = 979,774,911,732,264.25
  5. Step 5: Solve for x
    x = 979,774,911,732,264.25/35,020,895.78
  6. Step 6: Final answer
    x = 27,976,866.09

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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.