Home / 9,888,634.28-14,837,214-5,338,779.64

Finding the Fourth Proportional to 9,888,634.28, 14,837,214 and 5,338,779.64

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Solution

The fourth proportional to 9,888,634.28, 14,837,214 and 5,338,779.64 is: 8,010,470.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888,634.28 : 14,837,214 = 5,338,779.64 : x
  2. Step 2: Convert to fraction form
    9,888,634.28/14,837,214 = 5,338,779.64/x
  3. Step 3: Cross multiply
    9,888,634.28x = 14,837,214 × 5,338,779.64
  4. Step 4: Simplify right side
    9,888,634.28x = 79,212,616,017,522.95
  5. Step 5: Solve for x
    x = 79,212,616,017,522.95/9,888,634.28
  6. Step 6: Final answer
    x = 8,010,470.79

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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.