Home / 13,477,639.80-20,216,459.70-9,226,111.80

Finding the Fourth Proportional to 13,477,639.80, 20,216,459.70 and 9,226,111.80

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Solution

The fourth proportional to 13,477,639.80, 20,216,459.70 and 9,226,111.80 is: 13,839,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,639.80 : 20,216,459.70 = 9,226,111.80 : x
  2. Step 2: Convert to fraction form
    13,477,639.80/20,216,459.70 = 9,226,111.80/x
  3. Step 3: Cross multiply
    13,477,639.80x = 20,216,459.70 × 9,226,111.80
  4. Step 4: Simplify right side
    13,477,639.80x = 186,519,317,392,394.47
  5. Step 5: Solve for x
    x = 186,519,317,392,394.47/13,477,639.80
  6. Step 6: Final answer
    x = 13,839,167.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.