Home / 13,365,349.46-20,056,458.06-5,688,981.90

Finding the Fourth Proportional to 13,365,349.46, 20,056,458.06 and 5,688,981.90

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Solution

The fourth proportional to 13,365,349.46, 20,056,458.06 and 5,688,981.90 is: 8,537,062.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,349.46 : 20,056,458.06 = 5,688,981.90 : x
  2. Step 2: Convert to fraction form
    13,365,349.46/20,056,458.06 = 5,688,981.90/x
  3. Step 3: Cross multiply
    13,365,349.46x = 20,056,458.06 × 5,688,981.90
  4. Step 4: Simplify right side
    13,365,349.46x = 114,100,826,881,449.11
  5. Step 5: Solve for x
    x = 114,100,826,881,449.11/13,365,349.46
  6. Step 6: Final answer
    x = 8,537,062.74

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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.