Home / 12,476,670.70-18,715,006.05-10,650,088.30

Finding the Fourth Proportional to 12,476,670.70, 18,715,006.05 and 10,650,088.30

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Solution

The fourth proportional to 12,476,670.70, 18,715,006.05 and 10,650,088.30 is: 15,975,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,476,670.70 : 18,715,006.05 = 10,650,088.30 : x
  2. Step 2: Convert to fraction form
    12,476,670.70/18,715,006.05 = 10,650,088.30/x
  3. Step 3: Cross multiply
    12,476,670.70x = 18,715,006.05 × 10,650,088.30
  4. Step 4: Simplify right side
    12,476,670.70x = 199,316,466,967,534.25
  5. Step 5: Solve for x
    x = 199,316,466,967,534.25/12,476,670.70
  6. Step 6: Final answer
    x = 15,975,132.45

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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.