Home / 28,166,331.53-42,198,420.69-27,553,420.22

Finding the Fourth Proportional to 28,166,331.53, 42,198,420.69 and 27,553,420.22

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Solution

The fourth proportional to 28,166,331.53, 42,198,420.69 and 27,553,420.22 is: 41,280,165.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,166,331.53 : 42,198,420.69 = 27,553,420.22 : x
  2. Step 2: Convert to fraction form
    28,166,331.53/42,198,420.69 = 27,553,420.22/x
  3. Step 3: Cross multiply
    28,166,331.53x = 42,198,420.69 × 27,553,420.22
  4. Step 4: Simplify right side
    28,166,331.53x = 1,162,710,817,680,920.25
  5. Step 5: Solve for x
    x = 1,162,710,817,680,920.25/28,166,331.53
  6. Step 6: Final answer
    x = 41,280,165.17

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1.5x scale

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.