Home / 18,503,271.33-27,756,765.93-6,371,129.40

Finding the Fourth Proportional to 18,503,271.33, 27,756,765.93 and 6,371,129.40

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Solution

The fourth proportional to 18,503,271.33, 27,756,765.93 and 6,371,129.40 is: 9,557,334.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,503,271.33 : 27,756,765.93 = 6,371,129.40 : x
  2. Step 2: Convert to fraction form
    18,503,271.33/27,756,765.93 = 6,371,129.40/x
  3. Step 3: Cross multiply
    18,503,271.33x = 27,756,765.93 × 6,371,129.40
  4. Step 4: Simplify right side
    18,503,271.33x = 176,841,947,465,541.34
  5. Step 5: Solve for x
    x = 176,841,947,465,541.34/18,503,271.33
  6. Step 6: Final answer
    x = 9,557,334.18

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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.