Home / 42,892,052.30-64,347,409.65-14,133,293.90

Finding the Fourth Proportional to 42,892,052.30, 64,347,409.65 and 14,133,293.90

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Solution

The fourth proportional to 42,892,052.30, 64,347,409.65 and 14,133,293.90 is: 21,203,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,892,052.30 : 64,347,409.65 = 14,133,293.90 : x
  2. Step 2: Convert to fraction form
    42,892,052.30/64,347,409.65 = 14,133,293.90/x
  3. Step 3: Cross multiply
    42,892,052.30x = 64,347,409.65 × 14,133,293.90
  4. Step 4: Simplify right side
    42,892,052.30x = 909,440,852,287,146.12
  5. Step 5: Solve for x
    x = 909,440,852,287,146.12/42,892,052.30
  6. Step 6: Final answer
    x = 21,203,015.56

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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.