Home / 42,927,259.60-64,393,999.80-25,851,163.60

Finding the Fourth Proportional to 42,927,259.60, 64,393,999.80 and 25,851,163.60

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Solution

The fourth proportional to 42,927,259.60, 64,393,999.80 and 25,851,163.60 is: 38,778,618.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,927,259.60 : 64,393,999.80 = 25,851,163.60 : x
  2. Step 2: Convert to fraction form
    42,927,259.60/64,393,999.80 = 25,851,163.60/x
  3. Step 3: Cross multiply
    42,927,259.60x = 64,393,999.80 × 25,851,163.60
  4. Step 4: Simplify right side
    42,927,259.60x = 1,664,659,823,688,167.25
  5. Step 5: Solve for x
    x = 1,664,659,823,688,167.25/42,927,259.60
  6. Step 6: Final answer
    x = 38,778,618.51

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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.