Home / 14,894,866.86-20,556,988.83-8,369,001.42

Finding the Fourth Proportional to 14,894,866.86, 20,556,988.83 and 8,369,001.42

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Solution

The fourth proportional to 14,894,866.86, 20,556,988.83 and 8,369,001.42 is: 11,550,386.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894,866.86 : 20,556,988.83 = 8,369,001.42 : x
  2. Step 2: Convert to fraction form
    14,894,866.86/20,556,988.83 = 8,369,001.42/x
  3. Step 3: Cross multiply
    14,894,866.86x = 20,556,988.83 × 8,369,001.42
  4. Step 4: Simplify right side
    14,894,866.86x = 172,041,468,709,194.12
  5. Step 5: Solve for x
    x = 172,041,468,709,194.12/14,894,866.86
  6. Step 6: Final answer
    x = 11,550,386.47

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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.