Home / 28,364,490.40-42,578,228.40-17,593,952.80

Finding the Fourth Proportional to 28,364,490.40, 42,578,228.40 and 17,593,952.80

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Solution

The fourth proportional to 28,364,490.40, 42,578,228.40 and 17,593,952.80 is: 26,410,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,364,490.40 : 42,578,228.40 = 17,593,952.80 : x
  2. Step 2: Convert to fraction form
    28,364,490.40/42,578,228.40 = 17,593,952.80/x
  3. Step 3: Cross multiply
    28,364,490.40x = 42,578,228.40 × 17,593,952.80
  4. Step 4: Simplify right side
    28,364,490.40x = 749,119,340,777,219.50
  5. Step 5: Solve for x
    x = 749,119,340,777,219.50/28,364,490.40
  6. Step 6: Final answer
    x = 26,410,463.58

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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.