Home / 19,862,498.80-29,793,748.20-7,895,234.80

Finding the Fourth Proportional to 19,862,498.80, 29,793,748.20 and 7,895,234.80

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Solution

The fourth proportional to 19,862,498.80, 29,793,748.20 and 7,895,234.80 is: 11,842,852.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,862,498.80 : 29,793,748.20 = 7,895,234.80 : x
  2. Step 2: Convert to fraction form
    19,862,498.80/29,793,748.20 = 7,895,234.80/x
  3. Step 3: Cross multiply
    19,862,498.80x = 29,793,748.20 × 7,895,234.80
  4. Step 4: Simplify right side
    19,862,498.80x = 235,228,637,611,077.34
  5. Step 5: Solve for x
    x = 235,228,637,611,077.34/19,862,498.80
  6. Step 6: Final answer
    x = 11,842,852.20

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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.