Home / 56,419,880.40-84,810,223.80-52,426,126.80

Finding the Fourth Proportional to 56,419,880.40, 84,810,223.80 and 52,426,126.80

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Solution

The fourth proportional to 56,419,880.40, 84,810,223.80 and 52,426,126.80 is: 78,806,823.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,419,880.40 : 84,810,223.80 = 52,426,126.80 : x
  2. Step 2: Convert to fraction form
    56,419,880.40/84,810,223.80 = 52,426,126.80/x
  3. Step 3: Cross multiply
    56,419,880.40x = 84,810,223.80 × 52,426,126.80
  4. Step 4: Simplify right side
    56,419,880.40x = 4,446,271,546,875,177.50
  5. Step 5: Solve for x
    x = 4,446,271,546,875,177.50/56,419,880.40
  6. Step 6: Final answer
    x = 78,806,823.33

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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.