Home / 13,007,866.50-19,603,222.25-11,712,603.60

Finding the Fourth Proportional to 13,007,866.50, 19,603,222.25 and 11,712,603.60

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Solution

The fourth proportional to 13,007,866.50, 19,603,222.25 and 11,712,603.60 is: 17,651,224.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,007,866.50 : 19,603,222.25 = 11,712,603.60 : x
  2. Step 2: Convert to fraction form
    13,007,866.50/19,603,222.25 = 11,712,603.60/x
  3. Step 3: Cross multiply
    13,007,866.50x = 19,603,222.25 × 11,712,603.60
  4. Step 4: Simplify right side
    13,007,866.50x = 229,604,771,438,387.09
  5. Step 5: Solve for x
    x = 229,604,771,438,387.09/13,007,866.50
  6. Step 6: Final answer
    x = 17,651,224.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.