Home / 7,266,868.40-10,897,678.20-3,671,440.40

Finding the Fourth Proportional to 7,266,868.40, 10,897,678.20 and 3,671,440.40

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Solution

The fourth proportional to 7,266,868.40, 10,897,678.20 and 3,671,440.40 is: 5,505,834.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,266,868.40 : 10,897,678.20 = 3,671,440.40 : x
  2. Step 2: Convert to fraction form
    7,266,868.40/10,897,678.20 = 3,671,440.40/x
  3. Step 3: Cross multiply
    7,266,868.40x = 10,897,678.20 × 3,671,440.40
  4. Step 4: Simplify right side
    7,266,868.40x = 40,010,176,009,679.27
  5. Step 5: Solve for x
    x = 40,010,176,009,679.27/7,266,868.40
  6. Step 6: Final answer
    x = 5,505,834.67

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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.