Home / 18,019,369.90-24,867,131.79-10,284,256.54

Finding the Fourth Proportional to 18,019,369.90, 24,867,131.79 and 10,284,256.54

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Solution

The fourth proportional to 18,019,369.90, 24,867,131.79 and 10,284,256.54 is: 14,192,503.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019,369.90 : 24,867,131.79 = 10,284,256.54 : x
  2. Step 2: Convert to fraction form
    18,019,369.90/24,867,131.79 = 10,284,256.54/x
  3. Step 3: Cross multiply
    18,019,369.90x = 24,867,131.79 × 10,284,256.54
  4. Step 4: Simplify right side
    18,019,369.90x = 255,739,962,742,349.38
  5. Step 5: Solve for x
    x = 255,739,962,742,349.38/18,019,369.90
  6. Step 6: Final answer
    x = 14,192,503.08

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1.5x scale

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.