Home / 12,953,345.10-19,414,465.65-5,376,410.70

Finding the Fourth Proportional to 12,953,345.10, 19,414,465.65 and 5,376,410.70

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Solution

The fourth proportional to 12,953,345.10, 19,414,465.65 and 5,376,410.70 is: 8,058,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,345.10 : 19,414,465.65 = 5,376,410.70 : x
  2. Step 2: Convert to fraction form
    12,953,345.10/19,414,465.65 = 5,376,410.70/x
  3. Step 3: Cross multiply
    12,953,345.10x = 19,414,465.65 × 5,376,410.70
  4. Step 4: Simplify right side
    12,953,345.10x = 104,380,140,855,442.45
  5. Step 5: Solve for x
    x = 104,380,140,855,442.45/12,953,345.10
  6. Step 6: Final answer
    x = 8,058,161.04

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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.