Home / 10,362,988.70-15,523,487.85-5,870,015.90

Finding the Fourth Proportional to 10,362,988.70, 15,523,487.85 and 5,870,015.90

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Solution

The fourth proportional to 10,362,988.70, 15,523,487.85 and 5,870,015.90 is: 8,793,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,362,988.70 : 15,523,487.85 = 5,870,015.90 : x
  2. Step 2: Convert to fraction form
    10,362,988.70/15,523,487.85 = 5,870,015.90/x
  3. Step 3: Cross multiply
    10,362,988.70x = 15,523,487.85 × 5,870,015.90
  4. Step 4: Simplify right side
    10,362,988.70x = 91,123,120,502,956.81
  5. Step 5: Solve for x
    x = 91,123,120,502,956.81/10,362,988.70
  6. Step 6: Final answer
    x = 8,793,131.32

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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.