Home / 56,768,020.80-85,152,031.20-16,379,822.40

Finding the Fourth Proportional to 56,768,020.80, 85,152,031.20 and 16,379,822.40

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Solution

The fourth proportional to 56,768,020.80, 85,152,031.20 and 16,379,822.40 is: 24,569,733.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,768,020.80 : 85,152,031.20 = 16,379,822.40 : x
  2. Step 2: Convert to fraction form
    56,768,020.80/85,152,031.20 = 16,379,822.40/x
  3. Step 3: Cross multiply
    56,768,020.80x = 85,152,031.20 × 16,379,822.40
  4. Step 4: Simplify right side
    56,768,020.80x = 1,394,775,148,055,259
  5. Step 5: Solve for x
    x = 1,394,775,148,055,259/56,768,020.80
  6. Step 6: Final answer
    x = 24,569,733.60

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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.