Home / 31,104,305.60-46,642,461.60-11,928,689.60

Finding the Fourth Proportional to 31,104,305.60, 46,642,461.60 and 11,928,689.60

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Solution

The fourth proportional to 31,104,305.60, 46,642,461.60 and 11,928,689.60 is: 17,887,666.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,305.60 : 46,642,461.60 = 11,928,689.60 : x
  2. Step 2: Convert to fraction form
    31,104,305.60/46,642,461.60 = 11,928,689.60/x
  3. Step 3: Cross multiply
    31,104,305.60x = 46,642,461.60 × 11,928,689.60
  4. Step 4: Simplify right side
    31,104,305.60x = 556,383,446,606,319.38
  5. Step 5: Solve for x
    x = 556,383,446,606,319.38/31,104,305.60
  6. Step 6: Final answer
    x = 17,887,666.54

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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.