Home / 55,609,121.60-83,413,682.40-51,829,985.60

Finding the Fourth Proportional to 55,609,121.60, 83,413,682.40 and 51,829,985.60

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Solution

The fourth proportional to 55,609,121.60, 83,413,682.40 and 51,829,985.60 is: 77,744,978.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,609,121.60 : 83,413,682.40 = 51,829,985.60 : x
  2. Step 2: Convert to fraction form
    55,609,121.60/83,413,682.40 = 51,829,985.60/x
  3. Step 3: Cross multiply
    55,609,121.60x = 83,413,682.40 × 51,829,985.60
  4. Step 4: Simplify right side
    55,609,121.60x = 4,323,329,957,634,974
  5. Step 5: Solve for x
    x = 4,323,329,957,634,974/55,609,121.60
  6. Step 6: Final answer
    x = 77,744,978.40

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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.