Home / 55,696,290.40-83,544,365.22-21,152,627.83

Finding the Fourth Proportional to 55,696,290.40, 83,544,365.22 and 21,152,627.83

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Solution

The fourth proportional to 55,696,290.40, 83,544,365.22 and 21,152,627.83 is: 31,728,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,696,290.40 : 83,544,365.22 = 21,152,627.83 : x
  2. Step 2: Convert to fraction form
    55,696,290.40/83,544,365.22 = 21,152,627.83/x
  3. Step 3: Cross multiply
    55,696,290.40x = 83,544,365.22 × 21,152,627.83
  4. Step 4: Simplify right side
    55,696,290.40x = 1,767,182,864,817,364.25
  5. Step 5: Solve for x
    x = 1,767,182,864,817,364.25/55,696,290.40
  6. Step 6: Final answer
    x = 31,728,915.02

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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.