Home / 35,584,220.80-53,376,331.20-12,865,859.20

Finding the Fourth Proportional to 35,584,220.80, 53,376,331.20 and 12,865,859.20

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Solution

The fourth proportional to 35,584,220.80, 53,376,331.20 and 12,865,859.20 is: 19,298,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584,220.80 : 53,376,331.20 = 12,865,859.20 : x
  2. Step 2: Convert to fraction form
    35,584,220.80/53,376,331.20 = 12,865,859.20/x
  3. Step 3: Cross multiply
    35,584,220.80x = 53,376,331.20 × 12,865,859.20
  4. Step 4: Simplify right side
    35,584,220.80x = 686,732,361,831,767
  5. Step 5: Solve for x
    x = 686,732,361,831,767/35,584,220.80
  6. Step 6: Final answer
    x = 19,298,788.80

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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.