Home / 10,631,274.70-15,946,912.05-10,071,402.70

Finding the Fourth Proportional to 10,631,274.70, 15,946,912.05 and 10,071,402.70

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Solution

The fourth proportional to 10,631,274.70, 15,946,912.05 and 10,071,402.70 is: 15,107,104.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631,274.70 : 15,946,912.05 = 10,071,402.70 : x
  2. Step 2: Convert to fraction form
    10,631,274.70/15,946,912.05 = 10,071,402.70/x
  3. Step 3: Cross multiply
    10,631,274.70x = 15,946,912.05 × 10,071,402.70
  4. Step 4: Simplify right side
    10,631,274.70x = 160,607,773,077,032.53
  5. Step 5: Solve for x
    x = 160,607,773,077,032.53/10,631,274.70
  6. Step 6: Final answer
    x = 15,107,104.05

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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.