Home / 27,552,915.52-38,024,840.64-15,329,798.08

Finding the Fourth Proportional to 27,552,915.52, 38,024,840.64 and 15,329,798.08

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Solution

The fourth proportional to 27,552,915.52, 38,024,840.64 and 15,329,798.08 is: 21,156,132.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,552,915.52 : 38,024,840.64 = 15,329,798.08 : x
  2. Step 2: Convert to fraction form
    27,552,915.52/38,024,840.64 = 15,329,798.08/x
  3. Step 3: Cross multiply
    27,552,915.52x = 38,024,840.64 × 15,329,798.08
  4. Step 4: Simplify right side
    27,552,915.52x = 582,913,129,035,378
  5. Step 5: Solve for x
    x = 582,913,129,035,378/27,552,915.52
  6. Step 6: Final answer
    x = 21,156,132.41

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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.