Home / 13,780,824.60-19,017,351-7,669,253.10

Finding the Fourth Proportional to 13,780,824.60, 19,017,351 and 7,669,253.10

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Solution

The fourth proportional to 13,780,824.60, 19,017,351 and 7,669,253.10 is: 10,583,465.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,780,824.60 : 19,017,351 = 7,669,253.10 : x
  2. Step 2: Convert to fraction form
    13,780,824.60/19,017,351 = 7,669,253.10/x
  3. Step 3: Cross multiply
    13,780,824.60x = 19,017,351 × 7,669,253.10
  4. Step 4: Simplify right side
    13,780,824.60x = 145,848,878,110,538.09
  5. Step 5: Solve for x
    x = 145,848,878,110,538.09/13,780,824.60
  6. Step 6: Final answer
    x = 10,583,465.24

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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.