Home / 12,808,492.49-19,206,962.39-6,329,041.67

Finding the Fourth Proportional to 12,808,492.49, 19,206,962.39 and 6,329,041.67

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Solution

The fourth proportional to 12,808,492.49, 19,206,962.39 and 6,329,041.67 is: 9,490,708.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,808,492.49 : 19,206,962.39 = 6,329,041.67 : x
  2. Step 2: Convert to fraction form
    12,808,492.49/19,206,962.39 = 6,329,041.67/x
  3. Step 3: Cross multiply
    12,808,492.49x = 19,206,962.39 × 6,329,041.67
  4. Step 4: Simplify right side
    12,808,492.49x = 121,561,665,276,233.62
  5. Step 5: Solve for x
    x = 121,561,665,276,233.62/12,808,492.49
  6. Step 6: Final answer
    x = 9,490,708.25

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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.