Home / 8,520,866.41-11,758,889.10-4,653,501.37

Finding the Fourth Proportional to 8,520,866.41, 11,758,889.10 and 4,653,501.37

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Solution

The fourth proportional to 8,520,866.41, 11,758,889.10 and 4,653,501.37 is: 6,421,882.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,866.41 : 11,758,889.10 = 4,653,501.37 : x
  2. Step 2: Convert to fraction form
    8,520,866.41/11,758,889.10 = 4,653,501.37/x
  3. Step 3: Cross multiply
    8,520,866.41x = 11,758,889.10 × 4,653,501.37
  4. Step 4: Simplify right side
    8,520,866.41x = 54,720,006,536,528.07
  5. Step 5: Solve for x
    x = 54,720,006,536,528.07/8,520,866.41
  6. Step 6: Final answer
    x = 6,421,882.93

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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.