Home / 13,464,991.20-18,581,835.60-7,353,599.52

Finding the Fourth Proportional to 13,464,991.20, 18,581,835.60 and 7,353,599.52

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Solution

The fourth proportional to 13,464,991.20, 18,581,835.60 and 7,353,599.52 is: 10,148,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,991.20 : 18,581,835.60 = 7,353,599.52 : x
  2. Step 2: Convert to fraction form
    13,464,991.20/18,581,835.60 = 7,353,599.52/x
  3. Step 3: Cross multiply
    13,464,991.20x = 18,581,835.60 × 7,353,599.52
  4. Step 4: Simplify right side
    13,464,991.20x = 136,643,377,348,878.92
  5. Step 5: Solve for x
    x = 136,643,377,348,878.92/13,464,991.20
  6. Step 6: Final answer
    x = 10,148,048.02

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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.