Home / 27,080,786.52-37,371,485.40-15,478,599.11

Finding the Fourth Proportional to 27,080,786.52, 37,371,485.40 and 15,478,599.11

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Solution

The fourth proportional to 27,080,786.52, 37,371,485.40 and 15,478,599.11 is: 21,360,466.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,080,786.52 : 37,371,485.40 = 15,478,599.11 : x
  2. Step 2: Convert to fraction form
    27,080,786.52/37,371,485.40 = 15,478,599.11/x
  3. Step 3: Cross multiply
    27,080,786.52x = 37,371,485.40 × 15,478,599.11
  4. Step 4: Simplify right side
    27,080,786.52x = 578,458,240,406,915.88
  5. Step 5: Solve for x
    x = 578,458,240,406,915.88/27,080,786.52
  6. Step 6: Final answer
    x = 21,360,466.76

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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.