Home / 27,820,702.08-38,397,165.76-15,434,785.93

Finding the Fourth Proportional to 27,820,702.08, 38,397,165.76 and 15,434,785.93

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Solution

The fourth proportional to 27,820,702.08, 38,397,165.76 and 15,434,785.93 is: 21,302,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,820,702.08 : 38,397,165.76 = 15,434,785.93 : x
  2. Step 2: Convert to fraction form
    27,820,702.08/38,397,165.76 = 15,434,785.93/x
  3. Step 3: Cross multiply
    27,820,702.08x = 38,397,165.76 × 15,434,785.93
  4. Step 4: Simplify right side
    27,820,702.08x = 592,652,033,632,339.88
  5. Step 5: Solve for x
    x = 592,652,033,632,339.88/27,820,702.08
  6. Step 6: Final answer
    x = 21,302,554.91

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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.