Home / 13,635,880.59-18,817,914.51-7,441,326.47

Finding the Fourth Proportional to 13,635,880.59, 18,817,914.51 and 7,441,326.47

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Solution

The fourth proportional to 13,635,880.59, 18,817,914.51 and 7,441,326.47 is: 10,269,248.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635,880.59 : 18,817,914.51 = 7,441,326.47 : x
  2. Step 2: Convert to fraction form
    13,635,880.59/18,817,914.51 = 7,441,326.47/x
  3. Step 3: Cross multiply
    13,635,880.59x = 18,817,914.51 × 7,441,326.47
  4. Step 4: Simplify right side
    13,635,880.59x = 140,030,245,259,370.52
  5. Step 5: Solve for x
    x = 140,030,245,259,370.52/13,635,880.59
  6. Step 6: Final answer
    x = 10,269,248.42

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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.