Home / 40,780,031.79-56,276,440.73-22,195,305.19

Finding the Fourth Proportional to 40,780,031.79, 56,276,440.73 and 22,195,305.19

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Solution

The fourth proportional to 40,780,031.79, 56,276,440.73 and 22,195,305.19 is: 30,629,519.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,780,031.79 : 56,276,440.73 = 22,195,305.19 : x
  2. Step 2: Convert to fraction form
    40,780,031.79/56,276,440.73 = 22,195,305.19/x
  3. Step 3: Cross multiply
    40,780,031.79x = 56,276,440.73 × 22,195,305.19
  4. Step 4: Simplify right side
    40,780,031.79x = 1,249,072,776,924,093.50
  5. Step 5: Solve for x
    x = 1,249,072,776,924,093.50/40,780,031.79
  6. Step 6: Final answer
    x = 30,629,519.45

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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.