Home / 13,239,164.54-19,861,948.20-4,602,018.08

Finding the Fourth Proportional to 13,239,164.54, 19,861,948.20 and 4,602,018.08

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Solution

The fourth proportional to 13,239,164.54, 19,861,948.20 and 4,602,018.08 is: 6,904,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239,164.54 : 19,861,948.20 = 4,602,018.08 : x
  2. Step 2: Convert to fraction form
    13,239,164.54/19,861,948.20 = 4,602,018.08/x
  3. Step 3: Cross multiply
    13,239,164.54x = 19,861,948.20 × 4,602,018.08
  4. Step 4: Simplify right side
    13,239,164.54x = 91,405,044,720,423.45
  5. Step 5: Solve for x
    x = 91,405,044,720,423.45/13,239,164.54
  6. Step 6: Final answer
    x = 6,904,139.94

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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.