Home / 31,104,221.40-46,656,332.10-13,153,325.40

Finding the Fourth Proportional to 31,104,221.40, 46,656,332.10 and 13,153,325.40

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Solution

The fourth proportional to 31,104,221.40, 46,656,332.10 and 13,153,325.40 is: 19,729,988.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,221.40 : 46,656,332.10 = 13,153,325.40 : x
  2. Step 2: Convert to fraction form
    31,104,221.40/46,656,332.10 = 13,153,325.40/x
  3. Step 3: Cross multiply
    31,104,221.40x = 46,656,332.10 × 13,153,325.40
  4. Step 4: Simplify right side
    31,104,221.40x = 613,685,918,081,765.38
  5. Step 5: Solve for x
    x = 613,685,918,081,765.38/31,104,221.40
  6. Step 6: Final answer
    x = 19,729,988.10

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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.