Home / 19,893,002.60-29,843,111.64-8,221,393.46

Finding the Fourth Proportional to 19,893,002.60, 29,843,111.64 and 8,221,393.46

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Solution

The fourth proportional to 19,893,002.60, 29,843,111.64 and 8,221,393.46 is: 12,333,581.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893,002.60 : 29,843,111.64 = 8,221,393.46 : x
  2. Step 2: Convert to fraction form
    19,893,002.60/29,843,111.64 = 8,221,393.46/x
  3. Step 3: Cross multiply
    19,893,002.60x = 29,843,111.64 × 8,221,393.46
  4. Step 4: Simplify right side
    19,893,002.60x = 245,351,962,863,145.88
  5. Step 5: Solve for x
    x = 245,351,962,863,145.88/19,893,002.60
  6. Step 6: Final answer
    x = 12,333,581.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.