Home / 22,256,031.34-30,728,312.22-13,896,131.32

Finding the Fourth Proportional to 22,256,031.34, 30,728,312.22 and 13,896,131.32

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Solution

The fourth proportional to 22,256,031.34, 30,728,312.22 and 13,896,131.32 is: 19,186,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256,031.34 : 30,728,312.22 = 13,896,131.32 : x
  2. Step 2: Convert to fraction form
    22,256,031.34/30,728,312.22 = 13,896,131.32/x
  3. Step 3: Cross multiply
    22,256,031.34x = 30,728,312.22 × 13,896,131.32
  4. Step 4: Simplify right side
    22,256,031.34x = 427,004,661,851,080.75
  5. Step 5: Solve for x
    x = 427,004,661,851,080.75/22,256,031.34
  6. Step 6: Final answer
    x = 19,186,019.97

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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.