Home / 19,927,401.40-29,896,350.90-7,146,573.40

Finding the Fourth Proportional to 19,927,401.40, 29,896,350.90 and 7,146,573.40

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Solution

The fourth proportional to 19,927,401.40, 29,896,350.90 and 7,146,573.40 is: 10,721,742.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927,401.40 : 29,896,350.90 = 7,146,573.40 : x
  2. Step 2: Convert to fraction form
    19,927,401.40/29,896,350.90 = 7,146,573.40/x
  3. Step 3: Cross multiply
    19,927,401.40x = 29,896,350.90 × 7,146,573.40
  4. Step 4: Simplify right side
    19,927,401.40x = 213,656,466,099,006.06
  5. Step 5: Solve for x
    x = 213,656,466,099,006.06/19,927,401.40
  6. Step 6: Final answer
    x = 10,721,742.48

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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.