Home / 10,125,877.58-13,973,710.62-5,479,662.75

Finding the Fourth Proportional to 10,125,877.58, 13,973,710.62 and 5,479,662.75

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Solution

The fourth proportional to 10,125,877.58, 13,973,710.62 and 5,479,662.75 is: 7,561,934.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125,877.58 : 13,973,710.62 = 5,479,662.75 : x
  2. Step 2: Convert to fraction form
    10,125,877.58/13,973,710.62 = 5,479,662.75/x
  3. Step 3: Cross multiply
    10,125,877.58x = 13,973,710.62 × 5,479,662.75
  4. Step 4: Simplify right side
    10,125,877.58x = 76,571,221,636,643.55
  5. Step 5: Solve for x
    x = 76,571,221,636,643.55/10,125,877.58
  6. Step 6: Final answer
    x = 7,561,934.37

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1.5x scale

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.