Home / 13,365,116.64-18,443,868.53-7,253,545.14

Finding the Fourth Proportional to 13,365,116.64, 18,443,868.53 and 7,253,545.14

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Solution

The fourth proportional to 13,365,116.64, 18,443,868.53 and 7,253,545.14 is: 10,009,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,365,116.64 : 18,443,868.53 = 7,253,545.14 : x
  2. Step 2: Convert to fraction form
    13,365,116.64/18,443,868.53 = 7,253,545.14/x
  3. Step 3: Cross multiply
    13,365,116.64x = 18,443,868.53 × 7,253,545.14
  4. Step 4: Simplify right side
    13,365,116.64x = 133,783,432,943,113.91
  5. Step 5: Solve for x
    x = 133,783,432,943,113.91/13,365,116.64
  6. Step 6: Final answer
    x = 10,009,896.40

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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.