Home / 64,140,893.46-96,216,731.55-21,009,184.02

Finding the Fourth Proportional to 64,140,893.46, 96,216,731.55 and 21,009,184.02

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Solution

The fourth proportional to 64,140,893.46, 96,216,731.55 and 21,009,184.02 is: 31,515,541.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,140,893.46 : 96,216,731.55 = 21,009,184.02 : x
  2. Step 2: Convert to fraction form
    64,140,893.46/96,216,731.55 = 21,009,184.02/x
  3. Step 3: Cross multiply
    64,140,893.46x = 96,216,731.55 × 21,009,184.02
  4. Step 4: Simplify right side
    64,140,893.46x = 2,021,435,018,936,889.75
  5. Step 5: Solve for x
    x = 2,021,435,018,936,889.75/64,140,893.46
  6. Step 6: Final answer
    x = 31,515,541.96

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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.