Home / 14,930,681.94-20,604,389.04-8,404,414.20

Finding the Fourth Proportional to 14,930,681.94, 20,604,389.04 and 8,404,414.20

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Solution

The fourth proportional to 14,930,681.94, 20,604,389.04 and 8,404,414.20 is: 11,598,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,681.94 : 20,604,389.04 = 8,404,414.20 : x
  2. Step 2: Convert to fraction form
    14,930,681.94/20,604,389.04 = 8,404,414.20/x
  3. Step 3: Cross multiply
    14,930,681.94x = 20,604,389.04 × 8,404,414.20
  4. Step 4: Simplify right side
    14,930,681.94x = 173,167,819,830,100.34
  5. Step 5: Solve for x
    x = 173,167,819,830,100.34/14,930,681.94
  6. Step 6: Final answer
    x = 11,598,118.59

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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.