Home / 13,548,803.18-18,697,113.78-7,353,716.93

Finding the Fourth Proportional to 13,548,803.18, 18,697,113.78 and 7,353,716.93

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Solution

The fourth proportional to 13,548,803.18, 18,697,113.78 and 7,353,716.93 is: 10,148,002.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,803.18 : 18,697,113.78 = 7,353,716.93 : x
  2. Step 2: Convert to fraction form
    13,548,803.18/18,697,113.78 = 7,353,716.93/x
  3. Step 3: Cross multiply
    13,548,803.18x = 18,697,113.78 × 7,353,716.93
  4. Step 4: Simplify right side
    13,548,803.18x = 137,493,282,241,710.39
  5. Step 5: Solve for x
    x = 137,493,282,241,710.39/13,548,803.18
  6. Step 6: Final answer
    x = 10,148,002.03

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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.