Home / 21,025,300.77-29,014,920.81-11,606,097.51

Finding the Fourth Proportional to 21,025,300.77, 29,014,920.81 and 11,606,097.51

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Solution

The fourth proportional to 21,025,300.77, 29,014,920.81 and 11,606,097.51 is: 16,016,417.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,025,300.77 : 29,014,920.81 = 11,606,097.51 : x
  2. Step 2: Convert to fraction form
    21,025,300.77/29,014,920.81 = 11,606,097.51/x
  3. Step 3: Cross multiply
    21,025,300.77x = 29,014,920.81 × 11,606,097.51
  4. Step 4: Simplify right side
    21,025,300.77x = 336,750,000,165,788.19
  5. Step 5: Solve for x
    x = 336,750,000,165,788.19/21,025,300.77
  6. Step 6: Final answer
    x = 16,016,417.74

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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.