Home / 76,841,011.64-106,043,125.38-42,032,905.94

Finding the Fourth Proportional to 76,841,011.64, 106,043,125.38 and 42,032,905.94

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Solution

The fourth proportional to 76,841,011.64, 106,043,125.38 and 42,032,905.94 is: 58,006,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841,011.64 : 106,043,125.38 = 42,032,905.94 : x
  2. Step 2: Convert to fraction form
    76,841,011.64/106,043,125.38 = 42,032,905.94/x
  3. Step 3: Cross multiply
    76,841,011.64x = 106,043,125.38 × 42,032,905.94
  4. Step 4: Simplify right side
    76,841,011.64x = 4,457,300,714,681,166.50
  5. Step 5: Solve for x
    x = 4,457,300,714,681,166.50/76,841,011.64
  6. Step 6: Final answer
    x = 58,006,793.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.