Home / 18,463,493.16-25,479,698.10-10,091,031.36

Finding the Fourth Proportional to 18,463,493.16, 25,479,698.10 and 10,091,031.36

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Solution

The fourth proportional to 18,463,493.16, 25,479,698.10 and 10,091,031.36 is: 13,925,665.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,493.16 : 25,479,698.10 = 10,091,031.36 : x
  2. Step 2: Convert to fraction form
    18,463,493.16/25,479,698.10 = 10,091,031.36/x
  3. Step 3: Cross multiply
    18,463,493.16x = 25,479,698.10 × 10,091,031.36
  4. Step 4: Simplify right side
    18,463,493.16x = 257,116,432,570,432.41
  5. Step 5: Solve for x
    x = 257,116,432,570,432.41/18,463,493.16
  6. Step 6: Final answer
    x = 13,925,665.66

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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.