Home / 9,975,731.40-14,945,882.40-9,338,002.20

Finding the Fourth Proportional to 9,975,731.40, 14,945,882.40 and 9,338,002.20

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Solution

The fourth proportional to 9,975,731.40, 14,945,882.40 and 9,338,002.20 is: 13,990,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,975,731.40 : 14,945,882.40 = 9,338,002.20 : x
  2. Step 2: Convert to fraction form
    9,975,731.40/14,945,882.40 = 9,338,002.20/x
  3. Step 3: Cross multiply
    9,975,731.40x = 14,945,882.40 × 9,338,002.20
  4. Step 4: Simplify right side
    9,975,731.40x = 139,564,682,732,141.27
  5. Step 5: Solve for x
    x = 139,564,682,732,141.27/9,975,731.40
  6. Step 6: Final answer
    x = 13,990,421.07

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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.