Home / 18,931,769.50-26,125,840.79-10,229,941.83

Finding the Fourth Proportional to 18,931,769.50, 26,125,840.79 and 10,229,941.83

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Solution

The fourth proportional to 18,931,769.50, 26,125,840.79 and 10,229,941.83 is: 14,117,319.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,931,769.50 : 26,125,840.79 = 10,229,941.83 : x
  2. Step 2: Convert to fraction form
    18,931,769.50/26,125,840.79 = 10,229,941.83/x
  3. Step 3: Cross multiply
    18,931,769.50x = 26,125,840.79 × 10,229,941.83
  4. Step 4: Simplify right side
    18,931,769.50x = 267,265,831,537,311.28
  5. Step 5: Solve for x
    x = 267,265,831,537,311.28/18,931,769.50
  6. Step 6: Final answer
    x = 14,117,319.12

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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.