Home / 12,209,700.80-16,849,584.96-6,703,583.36

Finding the Fourth Proportional to 12,209,700.80, 16,849,584.96 and 6,703,583.36

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Solution

The fourth proportional to 12,209,700.80, 16,849,584.96 and 6,703,583.36 is: 9,251,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,209,700.80 : 16,849,584.96 = 6,703,583.36 : x
  2. Step 2: Convert to fraction form
    12,209,700.80/16,849,584.96 = 6,703,583.36/x
  3. Step 3: Cross multiply
    12,209,700.80x = 16,849,584.96 × 6,703,583.36
  4. Step 4: Simplify right side
    12,209,700.80x = 112,952,597,360,762.28
  5. Step 5: Solve for x
    x = 112,952,597,360,762.28/12,209,700.80
  6. Step 6: Final answer
    x = 9,251,053.67

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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.