Home / 71,115,827.40-106,673,741.10-53,199,923.40

Finding the Fourth Proportional to 71,115,827.40, 106,673,741.10 and 53,199,923.40

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Solution

The fourth proportional to 71,115,827.40, 106,673,741.10 and 53,199,923.40 is: 79,799,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,115,827.40 : 106,673,741.10 = 53,199,923.40 : x
  2. Step 2: Convert to fraction form
    71,115,827.40/106,673,741.10 = 53,199,923.40/x
  3. Step 3: Cross multiply
    71,115,827.40x = 106,673,741.10 × 53,199,923.40
  4. Step 4: Simplify right side
    71,115,827.40x = 5,675,034,855,311,431
  5. Step 5: Solve for x
    x = 5,675,034,855,311,431/71,115,827.40
  6. Step 6: Final answer
    x = 79,799,885.10

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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.