Home / 54,401,572.32-81,602,271-37,310,429.76

Finding the Fourth Proportional to 54,401,572.32, 81,602,271 and 37,310,429.76

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Solution

The fourth proportional to 54,401,572.32, 81,602,271 and 37,310,429.76 is: 55,965,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,401,572.32 : 81,602,271 = 37,310,429.76 : x
  2. Step 2: Convert to fraction form
    54,401,572.32/81,602,271 = 37,310,429.76/x
  3. Step 3: Cross multiply
    54,401,572.32x = 81,602,271 × 37,310,429.76
  4. Step 4: Simplify right side
    54,401,572.32x = 3,044,615,800,401,985
  5. Step 5: Solve for x
    x = 3,044,615,800,401,985/54,401,572.32
  6. Step 6: Final answer
    x = 55,965,584.64

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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.