Home / 18,759,166.22-28,133,686.82-6,627,032.40

Finding the Fourth Proportional to 18,759,166.22, 28,133,686.82 and 6,627,032.40

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Solution

The fourth proportional to 18,759,166.22, 28,133,686.82 and 6,627,032.40 is: 9,938,760.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,759,166.22 : 28,133,686.82 = 6,627,032.40 : x
  2. Step 2: Convert to fraction form
    18,759,166.22/28,133,686.82 = 6,627,032.40/x
  3. Step 3: Cross multiply
    18,759,166.22x = 28,133,686.82 × 6,627,032.40
  4. Step 4: Simplify right side
    18,759,166.22x = 186,442,854,087,592.97
  5. Step 5: Solve for x
    x = 186,442,854,087,592.97/18,759,166.22
  6. Step 6: Final answer
    x = 9,938,760.17

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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.