Home / 9,515,854.69-13,131,527.66-5,164,848.25

Finding the Fourth Proportional to 9,515,854.69, 13,131,527.66 and 5,164,848.25

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Solution

The fourth proportional to 9,515,854.69, 13,131,527.66 and 5,164,848.25 is: 7,127,299.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,854.69 : 13,131,527.66 = 5,164,848.25 : x
  2. Step 2: Convert to fraction form
    9,515,854.69/13,131,527.66 = 5,164,848.25/x
  3. Step 3: Cross multiply
    9,515,854.69x = 13,131,527.66 × 5,164,848.25
  4. Step 4: Simplify right side
    9,515,854.69x = 67,822,347,563,095.71
  5. Step 5: Solve for x
    x = 67,822,347,563,095.71/9,515,854.69
  6. Step 6: Final answer
    x = 7,127,299.63

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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.