Home / 40,068,143.80-60,102,215.70-9,776,006.80

Finding the Fourth Proportional to 40,068,143.80, 60,102,215.70 and 9,776,006.80

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Solution

The fourth proportional to 40,068,143.80, 60,102,215.70 and 9,776,006.80 is: 14,664,010.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,068,143.80 : 60,102,215.70 = 9,776,006.80 : x
  2. Step 2: Convert to fraction form
    40,068,143.80/60,102,215.70 = 9,776,006.80/x
  3. Step 3: Cross multiply
    40,068,143.80x = 60,102,215.70 × 9,776,006.80
  4. Step 4: Simplify right side
    40,068,143.80x = 587,559,669,378,266.88
  5. Step 5: Solve for x
    x = 587,559,669,378,266.88/40,068,143.80
  6. Step 6: Final answer
    x = 14,664,010.20

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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.