Home / 13,302,041.40-19,903,238.10-9,472,716.60

Finding the Fourth Proportional to 13,302,041.40, 19,903,238.10 and 9,472,716.60

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Solution

The fourth proportional to 13,302,041.40, 19,903,238.10 and 9,472,716.60 is: 14,173,593.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,041.40 : 19,903,238.10 = 9,472,716.60 : x
  2. Step 2: Convert to fraction form
    13,302,041.40/19,903,238.10 = 9,472,716.60/x
  3. Step 3: Cross multiply
    13,302,041.40x = 19,903,238.10 × 9,472,716.60
  4. Step 4: Simplify right side
    13,302,041.40x = 188,537,733,943,622.47
  5. Step 5: Solve for x
    x = 188,537,733,943,622.47/13,302,041.40
  6. Step 6: Final answer
    x = 14,173,593.98

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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.