Home / 73,009,639.10-109,507,341.44-19,156,951.10

Finding the Fourth Proportional to 73,009,639.10, 109,507,341.44 and 19,156,951.10

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Solution

The fourth proportional to 73,009,639.10, 109,507,341.44 and 19,156,951.10 is: 28,733,559.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,009,639.10 : 109,507,341.44 = 19,156,951.10 : x
  2. Step 2: Convert to fraction form
    73,009,639.10/109,507,341.44 = 19,156,951.10/x
  3. Step 3: Cross multiply
    73,009,639.10x = 109,507,341.44 × 19,156,951.10
  4. Step 4: Simplify right side
    73,009,639.10x = 2,097,826,785,057,083.75
  5. Step 5: Solve for x
    x = 2,097,826,785,057,083.75/73,009,639.10
  6. Step 6: Final answer
    x = 28,733,559.17

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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.