Home / 64,515,237.60-96,772,856.40-28,683,429.60

Finding the Fourth Proportional to 64,515,237.60, 96,772,856.40 and 28,683,429.60

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Solution

The fourth proportional to 64,515,237.60, 96,772,856.40 and 28,683,429.60 is: 43,025,144.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,515,237.60 : 96,772,856.40 = 28,683,429.60 : x
  2. Step 2: Convert to fraction form
    64,515,237.60/96,772,856.40 = 28,683,429.60/x
  3. Step 3: Cross multiply
    64,515,237.60x = 96,772,856.40 × 28,683,429.60
  4. Step 4: Simplify right side
    64,515,237.60x = 2,775,777,413,740,310
  5. Step 5: Solve for x
    x = 2,775,777,413,740,310/64,515,237.60
  6. Step 6: Final answer
    x = 43,025,144.40

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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.