Home / 18,043,559.10-27,065,338.65-15,014,345.40

Finding the Fourth Proportional to 18,043,559.10, 27,065,338.65 and 15,014,345.40

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Solution

The fourth proportional to 18,043,559.10, 27,065,338.65 and 15,014,345.40 is: 22,521,518.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,043,559.10 : 27,065,338.65 = 15,014,345.40 : x
  2. Step 2: Convert to fraction form
    18,043,559.10/27,065,338.65 = 15,014,345.40/x
  3. Step 3: Cross multiply
    18,043,559.10x = 27,065,338.65 × 15,014,345.40
  4. Step 4: Simplify right side
    18,043,559.10x = 406,368,342,859,069.69
  5. Step 5: Solve for x
    x = 406,368,342,859,069.69/18,043,559.10
  6. Step 6: Final answer
    x = 22,521,518.10

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Similar ratio
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1.5x scale

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.