Home / 35,516,988-49,013,793.36-19,219,813.92

Finding the Fourth Proportional to 35,516,988, 49,013,793.36 and 19,219,813.92

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Solution

The fourth proportional to 35,516,988, 49,013,793.36 and 19,219,813.92 is: 26,523,532.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,516,988 : 49,013,793.36 = 19,219,813.92 : x
  2. Step 2: Convert to fraction form
    35,516,988/49,013,793.36 = 19,219,813.92/x
  3. Step 3: Cross multiply
    35,516,988x = 49,013,793.36 × 19,219,813.92
  4. Step 4: Simplify right side
    35,516,988x = 942,035,987,892,531.62
  5. Step 5: Solve for x
    x = 942,035,987,892,531.62/35,516,988
  6. Step 6: Final answer
    x = 26,523,532.57

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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.