Home / 12,566,880.08-18,853,358.95-4,368,338.72

Finding the Fourth Proportional to 12,566,880.08, 18,853,358.95 and 4,368,338.72

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Solution

The fourth proportional to 12,566,880.08, 18,853,358.95 and 4,368,338.72 is: 6,553,564.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,566,880.08 : 18,853,358.95 = 4,368,338.72 : x
  2. Step 2: Convert to fraction form
    12,566,880.08/18,853,358.95 = 4,368,338.72/x
  3. Step 3: Cross multiply
    12,566,880.08x = 18,853,358.95 × 4,368,338.72
  4. Step 4: Simplify right side
    12,566,880.08x = 82,357,857,991,287.42
  5. Step 5: Solve for x
    x = 82,357,857,991,287.42/12,566,880.08
  6. Step 6: Final answer
    x = 6,553,564.40

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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.