Home / 13,492,037.04-18,619,158.84-7,380,465.60

Finding the Fourth Proportional to 13,492,037.04, 18,619,158.84 and 7,380,465.60

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Solution

The fourth proportional to 13,492,037.04, 18,619,158.84 and 7,380,465.60 is: 10,185,123.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492,037.04 : 18,619,158.84 = 7,380,465.60 : x
  2. Step 2: Convert to fraction form
    13,492,037.04/18,619,158.84 = 7,380,465.60/x
  3. Step 3: Cross multiply
    13,492,037.04x = 18,619,158.84 × 7,380,465.60
  4. Step 4: Simplify right side
    13,492,037.04x = 137,418,061,319,555.89
  5. Step 5: Solve for x
    x = 137,418,061,319,555.89/13,492,037.04
  6. Step 6: Final answer
    x = 10,185,123.34

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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.