Home / 26,946,752.80-40,420,129.20-9,905,211.40

Finding the Fourth Proportional to 26,946,752.80, 40,420,129.20 and 9,905,211.40

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Solution

The fourth proportional to 26,946,752.80, 40,420,129.20 and 9,905,211.40 is: 14,857,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,946,752.80 : 40,420,129.20 = 9,905,211.40 : x
  2. Step 2: Convert to fraction form
    26,946,752.80/40,420,129.20 = 9,905,211.40/x
  3. Step 3: Cross multiply
    26,946,752.80x = 40,420,129.20 × 9,905,211.40
  4. Step 4: Simplify right side
    26,946,752.80x = 400,369,924,541,312.94
  5. Step 5: Solve for x
    x = 400,369,924,541,312.94/26,946,752.80
  6. Step 6: Final answer
    x = 14,857,817.10

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1.5x scale

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.