Home / 7,115,484.84-9,819,372.10-3,852,299.40

Finding the Fourth Proportional to 7,115,484.84, 9,819,372.10 and 3,852,299.40

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Solution

The fourth proportional to 7,115,484.84, 9,819,372.10 and 3,852,299.40 is: 5,316,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,115,484.84 : 9,819,372.10 = 3,852,299.40 : x
  2. Step 2: Convert to fraction form
    7,115,484.84/9,819,372.10 = 3,852,299.40/x
  3. Step 3: Cross multiply
    7,115,484.84x = 9,819,372.10 × 3,852,299.40
  4. Step 4: Simplify right side
    7,115,484.84x = 37,827,161,249,206.73
  5. Step 5: Solve for x
    x = 37,827,161,249,206.73/7,115,484.84
  6. Step 6: Final answer
    x = 5,316,174.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.