Home / 18,155,547.90-25,043,461.94-11,087,825.47

Finding the Fourth Proportional to 18,155,547.90, 25,043,461.94 and 11,087,825.47

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Solution

The fourth proportional to 18,155,547.90, 25,043,461.94 and 11,087,825.47 is: 15,294,362.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,155,547.90 : 25,043,461.94 = 11,087,825.47 : x
  2. Step 2: Convert to fraction form
    18,155,547.90/25,043,461.94 = 11,087,825.47/x
  3. Step 3: Cross multiply
    18,155,547.90x = 25,043,461.94 × 11,087,825.47
  4. Step 4: Simplify right side
    18,155,547.90x = 277,677,535,120,418.50
  5. Step 5: Solve for x
    x = 277,677,535,120,418.50/18,155,547.90
  6. Step 6: Final answer
    x = 15,294,362.73

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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.