Home / 8,202,445.79-11,319,698.96-4,717,779

Finding the Fourth Proportional to 8,202,445.79, 11,319,698.96 and 4,717,779

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Solution

The fourth proportional to 8,202,445.79, 11,319,698.96 and 4,717,779 is: 6,510,721.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,445.79 : 11,319,698.96 = 4,717,779 : x
  2. Step 2: Convert to fraction form
    8,202,445.79/11,319,698.96 = 4,717,779/x
  3. Step 3: Cross multiply
    8,202,445.79x = 11,319,698.96 × 4,717,779
  4. Step 4: Simplify right side
    8,202,445.79x = 53,403,838,016,220.95
  5. Step 5: Solve for x
    x = 53,403,838,016,220.95/8,202,445.79
  6. Step 6: Final answer
    x = 6,510,721.24

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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.