Home / 14,894,865.36-20,556,986.76-8,368,999.92

Finding the Fourth Proportional to 14,894,865.36, 20,556,986.76 and 8,368,999.92

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Solution

The fourth proportional to 14,894,865.36, 20,556,986.76 and 8,368,999.92 is: 11,550,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894,865.36 : 20,556,986.76 = 8,368,999.92 : x
  2. Step 2: Convert to fraction form
    14,894,865.36/20,556,986.76 = 8,368,999.92/x
  3. Step 3: Cross multiply
    14,894,865.36x = 20,556,986.76 × 8,368,999.92
  4. Step 4: Simplify right side
    14,894,865.36x = 172,041,420,549,881.06
  5. Step 5: Solve for x
    x = 172,041,420,549,881.06/14,894,865.36
  6. Step 6: Final answer
    x = 11,550,384.40

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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.