Home / 14,299,980.66-19,732,799.25-8,418,680.82

Finding the Fourth Proportional to 14,299,980.66, 19,732,799.25 and 8,418,680.82

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Solution

The fourth proportional to 14,299,980.66, 19,732,799.25 and 8,418,680.82 is: 11,617,088.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,299,980.66 : 19,732,799.25 = 8,418,680.82 : x
  2. Step 2: Convert to fraction form
    14,299,980.66/19,732,799.25 = 8,418,680.82/x
  3. Step 3: Cross multiply
    14,299,980.66x = 19,732,799.25 × 8,418,680.82
  4. Step 4: Simplify right side
    14,299,980.66x = 166,124,138,570,885.41
  5. Step 5: Solve for x
    x = 166,124,138,570,885.41/14,299,980.66
  6. Step 6: Final answer
    x = 11,617,088.34

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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.