Home / 27,158,315.90-37,479,461.45-15,558,121.34

Finding the Fourth Proportional to 27,158,315.90, 37,479,461.45 and 15,558,121.34

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Solution

The fourth proportional to 27,158,315.90, 37,479,461.45 and 15,558,121.34 is: 21,470,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,158,315.90 : 37,479,461.45 = 15,558,121.34 : x
  2. Step 2: Convert to fraction form
    27,158,315.90/37,479,461.45 = 15,558,121.34/x
  3. Step 3: Cross multiply
    27,158,315.90x = 37,479,461.45 × 15,558,121.34
  4. Step 4: Simplify right side
    27,158,315.90x = 583,110,008,996,952.38
  5. Step 5: Solve for x
    x = 583,110,008,996,952.38/27,158,315.90
  6. Step 6: Final answer
    x = 21,470,772.01

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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.