Home / 55,806,564.89-77,014,193.28-31,027,734.60

Finding the Fourth Proportional to 55,806,564.89, 77,014,193.28 and 31,027,734.60

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Solution

The fourth proportional to 55,806,564.89, 77,014,193.28 and 31,027,734.60 is: 42,818,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,806,564.89 : 77,014,193.28 = 31,027,734.60 : x
  2. Step 2: Convert to fraction form
    55,806,564.89/77,014,193.28 = 31,027,734.60/x
  3. Step 3: Cross multiply
    55,806,564.89x = 77,014,193.28 × 31,027,734.60
  4. Step 4: Simplify right side
    55,806,564.89x = 2,389,575,949,814,803
  5. Step 5: Solve for x
    x = 2,389,575,949,814,803/55,806,564.89
  6. Step 6: Final answer
    x = 42,818,904.10

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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.