Home / 9,866,911.27-14,793,631.63-5,256,586.78

Finding the Fourth Proportional to 9,866,911.27, 14,793,631.63 and 5,256,586.78

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Solution

The fourth proportional to 9,866,911.27, 14,793,631.63 and 5,256,586.78 is: 7,881,291.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,866,911.27 : 14,793,631.63 = 5,256,586.78 : x
  2. Step 2: Convert to fraction form
    9,866,911.27/14,793,631.63 = 5,256,586.78/x
  3. Step 3: Cross multiply
    9,866,911.27x = 14,793,631.63 × 5,256,586.78
  4. Step 4: Simplify right side
    9,866,911.27x = 77,764,008,487,536.48
  5. Step 5: Solve for x
    x = 77,764,008,487,536.48/9,866,911.27
  6. Step 6: Final answer
    x = 7,881,291.96

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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.