Home / 9,169,571.80-12,653,742.19-5,249,195.59

Finding the Fourth Proportional to 9,169,571.80, 12,653,742.19 and 5,249,195.59

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Solution

The fourth proportional to 9,169,571.80, 12,653,742.19 and 5,249,195.59 is: 7,243,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,571.80 : 12,653,742.19 = 5,249,195.59 : x
  2. Step 2: Convert to fraction form
    9,169,571.80/12,653,742.19 = 5,249,195.59/x
  3. Step 3: Cross multiply
    9,169,571.80x = 12,653,742.19 × 5,249,195.59
  4. Step 4: Simplify right side
    9,169,571.80x = 66,421,967,700,744.94
  5. Step 5: Solve for x
    x = 66,421,967,700,744.94/9,169,571.80
  6. Step 6: Final answer
    x = 7,243,737.13

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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.