Home / 12,334,373.69-18,519,748.14-6,880,124.69

Finding the Fourth Proportional to 12,334,373.69, 18,519,748.14 and 6,880,124.69

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Solution

The fourth proportional to 12,334,373.69, 18,519,748.14 and 6,880,124.69 is: 10,330,332.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334,373.69 : 18,519,748.14 = 6,880,124.69 : x
  2. Step 2: Convert to fraction form
    12,334,373.69/18,519,748.14 = 6,880,124.69/x
  3. Step 3: Cross multiply
    12,334,373.69x = 18,519,748.14 × 6,880,124.69
  4. Step 4: Simplify right side
    12,334,373.69x = 127,418,176,430,595.59
  5. Step 5: Solve for x
    x = 127,418,176,430,595.59/12,334,373.69
  6. Step 6: Final answer
    x = 10,330,332.10

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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.