Home / 70,884,083.40-106,326,125.10-19,766,020.20

Finding the Fourth Proportional to 70,884,083.40, 106,326,125.10 and 19,766,020.20

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Solution

The fourth proportional to 70,884,083.40, 106,326,125.10 and 19,766,020.20 is: 29,649,030.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,884,083.40 : 106,326,125.10 = 19,766,020.20 : x
  2. Step 2: Convert to fraction form
    70,884,083.40/106,326,125.10 = 19,766,020.20/x
  3. Step 3: Cross multiply
    70,884,083.40x = 106,326,125.10 × 19,766,020.20
  4. Step 4: Simplify right side
    70,884,083.40x = 2,101,644,336,514,326.75
  5. Step 5: Solve for x
    x = 2,101,644,336,514,326.75/70,884,083.40
  6. Step 6: Final answer
    x = 29,649,030.30

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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.