Home / 52,641,881.80-78,850,848.30-43,683,929.80

Finding the Fourth Proportional to 52,641,881.80, 78,850,848.30 and 43,683,929.80

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Solution

The fourth proportional to 52,641,881.80, 78,850,848.30 and 43,683,929.80 is: 65,432,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,641,881.80 : 78,850,848.30 = 43,683,929.80 : x
  2. Step 2: Convert to fraction form
    52,641,881.80/78,850,848.30 = 43,683,929.80/x
  3. Step 3: Cross multiply
    52,641,881.80x = 78,850,848.30 × 43,683,929.80
  4. Step 4: Simplify right side
    52,641,881.80x = 3,444,514,921,807,649
  5. Step 5: Solve for x
    x = 3,444,514,921,807,649/52,641,881.80
  6. Step 6: Final answer
    x = 65,432,974.73

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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.