Home / 12,884,259.66-17,780,617.59-7,083,187.50

Finding the Fourth Proportional to 12,884,259.66, 17,780,617.59 and 7,083,187.50

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Solution

The fourth proportional to 12,884,259.66, 17,780,617.59 and 7,083,187.50 is: 9,774,985.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,259.66 : 17,780,617.59 = 7,083,187.50 : x
  2. Step 2: Convert to fraction form
    12,884,259.66/17,780,617.59 = 7,083,187.50/x
  3. Step 3: Cross multiply
    12,884,259.66x = 17,780,617.59 × 7,083,187.50
  4. Step 4: Simplify right side
    12,884,259.66x = 125,943,448,255,768.12
  5. Step 5: Solve for x
    x = 125,943,448,255,768.12/12,884,259.66
  6. Step 6: Final answer
    x = 9,774,985.26

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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.