Home / 13,877,680.69-20,732,179.06-8,980,088.52

Finding the Fourth Proportional to 13,877,680.69, 20,732,179.06 and 8,980,088.52

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Solution

The fourth proportional to 13,877,680.69, 20,732,179.06 and 8,980,088.52 is: 13,415,556.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,680.69 : 20,732,179.06 = 8,980,088.52 : x
  2. Step 2: Convert to fraction form
    13,877,680.69/20,732,179.06 = 8,980,088.52/x
  3. Step 3: Cross multiply
    13,877,680.69x = 20,732,179.06 × 8,980,088.52
  4. Step 4: Simplify right side
    13,877,680.69x = 186,176,803,260,261.19
  5. Step 5: Solve for x
    x = 186,176,803,260,261.19/13,877,680.69
  6. Step 6: Final answer
    x = 13,415,556.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.