Home / 27,131,303.48-37,440,417.30-15,528,472.52

Finding the Fourth Proportional to 27,131,303.48, 37,440,417.30 and 15,528,472.52

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Solution

The fourth proportional to 27,131,303.48, 37,440,417.30 and 15,528,472.52 is: 21,428,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,131,303.48 : 37,440,417.30 = 15,528,472.52 : x
  2. Step 2: Convert to fraction form
    27,131,303.48/37,440,417.30 = 15,528,472.52/x
  3. Step 3: Cross multiply
    27,131,303.48x = 37,440,417.30 × 15,528,472.52
  4. Step 4: Simplify right side
    27,131,303.48x = 581,392,490,993,180.50
  5. Step 5: Solve for x
    x = 581,392,490,993,180.50/27,131,303.48
  6. Step 6: Final answer
    x = 21,428,844.79

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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.