Home / 32,402,813.76-44,694,815.04-20,781,970.56

Finding the Fourth Proportional to 32,402,813.76, 44,694,815.04 and 20,781,970.56

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Solution

The fourth proportional to 32,402,813.76, 44,694,815.04 and 20,781,970.56 is: 28,665,607.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,402,813.76 : 44,694,815.04 = 20,781,970.56 : x
  2. Step 2: Convert to fraction form
    32,402,813.76/44,694,815.04 = 20,781,970.56/x
  3. Step 3: Cross multiply
    32,402,813.76x = 44,694,815.04 × 20,781,970.56
  4. Step 4: Simplify right side
    32,402,813.76x = 928,846,330,345,925.12
  5. Step 5: Solve for x
    x = 928,846,330,345,925.12/32,402,813.76
  6. Step 6: Final answer
    x = 28,665,607.17

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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.