Home / 6,937,072.21-10,406,600.70-2,145,131.02

Finding the Fourth Proportional to 6,937,072.21, 10,406,600.70 and 2,145,131.02

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Solution

The fourth proportional to 6,937,072.21, 10,406,600.70 and 2,145,131.02 is: 3,218,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937,072.21 : 10,406,600.70 = 2,145,131.02 : x
  2. Step 2: Convert to fraction form
    6,937,072.21/10,406,600.70 = 2,145,131.02/x
  3. Step 3: Cross multiply
    6,937,072.21x = 10,406,600.70 × 2,145,131.02
  4. Step 4: Simplify right side
    6,937,072.21x = 22,323,521,974,323.71
  5. Step 5: Solve for x
    x = 22,323,521,974,323.71/6,937,072.21
  6. Step 6: Final answer
    x = 3,218,003.40

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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.