Home / 42,704,980.92-58,932,905.60-23,125,890.76

Finding the Fourth Proportional to 42,704,980.92, 58,932,905.60 and 23,125,890.76

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Solution

The fourth proportional to 42,704,980.92, 58,932,905.60 and 23,125,890.76 is: 31,913,746.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,704,980.92 : 58,932,905.60 = 23,125,890.76 : x
  2. Step 2: Convert to fraction form
    42,704,980.92/58,932,905.60 = 23,125,890.76/x
  3. Step 3: Cross multiply
    42,704,980.92x = 58,932,905.60 × 23,125,890.76
  4. Step 4: Simplify right side
    42,704,980.92x = 1,362,875,936,985,474.75
  5. Step 5: Solve for x
    x = 1,362,875,936,985,474.75/42,704,980.92
  6. Step 6: Final answer
    x = 31,913,746.54

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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.