Home / 14,345,129.60-19,787,434.08-8,760,756.32

Finding the Fourth Proportional to 14,345,129.60, 19,787,434.08 and 8,760,756.32

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Solution

The fourth proportional to 14,345,129.60, 19,787,434.08 and 8,760,756.32 is: 12,084,442.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,345,129.60 : 19,787,434.08 = 8,760,756.32 : x
  2. Step 2: Convert to fraction form
    14,345,129.60/19,787,434.08 = 8,760,756.32/x
  3. Step 3: Cross multiply
    14,345,129.60x = 19,787,434.08 × 8,760,756.32
  4. Step 4: Simplify right side
    14,345,129.60x = 173,352,888,172,943.38
  5. Step 5: Solve for x
    x = 173,352,888,172,943.38/14,345,129.60
  6. Step 6: Final answer
    x = 12,084,442.11

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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.