Home / 27,110,428-40,666,949.84-8,914,220.32

Finding the Fourth Proportional to 27,110,428, 40,666,949.84 and 8,914,220.32

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Solution

The fourth proportional to 27,110,428, 40,666,949.84 and 8,914,220.32 is: 13,371,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,110,428 : 40,666,949.84 = 8,914,220.32 : x
  2. Step 2: Convert to fraction form
    27,110,428/40,666,949.84 = 8,914,220.32/x
  3. Step 3: Cross multiply
    27,110,428x = 40,666,949.84 × 8,914,220.32
  4. Step 4: Simplify right side
    27,110,428x = 362,514,150,616,148.81
  5. Step 5: Solve for x
    x = 362,514,150,616,148.81/27,110,428
  6. Step 6: Final answer
    x = 13,371,760.51

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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.