Home / 21,536,031.24-29,720,073.51-11,746,472.94

Finding the Fourth Proportional to 21,536,031.24, 29,720,073.51 and 11,746,472.94

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Solution

The fourth proportional to 21,536,031.24, 29,720,073.51 and 11,746,472.94 is: 16,210,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536,031.24 : 29,720,073.51 = 11,746,472.94 : x
  2. Step 2: Convert to fraction form
    21,536,031.24/29,720,073.51 = 11,746,472.94/x
  3. Step 3: Cross multiply
    21,536,031.24x = 29,720,073.51 × 11,746,472.94
  4. Step 4: Simplify right side
    21,536,031.24x = 349,106,039,260,025.81
  5. Step 5: Solve for x
    x = 349,106,039,260,025.81/21,536,031.24
  6. Step 6: Final answer
    x = 16,210,323.78

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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.