Home / 28,006,857.40-42,073,271.70-26,936,102.20

Finding the Fourth Proportional to 28,006,857.40, 42,073,271.70 and 26,936,102.20

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Solution

The fourth proportional to 28,006,857.40, 42,073,271.70 and 26,936,102.20 is: 40,464,730.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006,857.40 : 42,073,271.70 = 26,936,102.20 : x
  2. Step 2: Convert to fraction form
    28,006,857.40/42,073,271.70 = 26,936,102.20/x
  3. Step 3: Cross multiply
    28,006,857.40x = 42,073,271.70 × 26,936,102.20
  4. Step 4: Simplify right side
    28,006,857.40x = 1,133,289,946,399,567.75
  5. Step 5: Solve for x
    x = 1,133,289,946,399,567.75/28,006,857.40
  6. Step 6: Final answer
    x = 40,464,730.84

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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.