Home / 13,611,404.48-18,785,061.89-10,167,666.80

Finding the Fourth Proportional to 13,611,404.48, 18,785,061.89 and 10,167,666.80

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Solution

The fourth proportional to 13,611,404.48, 18,785,061.89 and 10,167,666.80 is: 14,032,368.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,404.48 : 18,785,061.89 = 10,167,666.80 : x
  2. Step 2: Convert to fraction form
    13,611,404.48/18,785,061.89 = 10,167,666.80/x
  3. Step 3: Cross multiply
    13,611,404.48x = 18,785,061.89 × 10,167,666.80
  4. Step 4: Simplify right side
    13,611,404.48x = 191,000,249,970,134.62
  5. Step 5: Solve for x
    x = 191,000,249,970,134.62/13,611,404.48
  6. Step 6: Final answer
    x = 14,032,368.98

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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.