Home / 60,478,256.48-90,692,160.96-18,968,437.76

Finding the Fourth Proportional to 60,478,256.48, 90,692,160.96 and 18,968,437.76

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Solution

The fourth proportional to 60,478,256.48, 90,692,160.96 and 18,968,437.76 is: 28,444,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,478,256.48 : 90,692,160.96 = 18,968,437.76 : x
  2. Step 2: Convert to fraction form
    60,478,256.48/90,692,160.96 = 18,968,437.76/x
  3. Step 3: Cross multiply
    60,478,256.48x = 90,692,160.96 × 18,968,437.76
  4. Step 4: Simplify right side
    60,478,256.48x = 1,720,288,610,489,661.75
  5. Step 5: Solve for x
    x = 1,720,288,610,489,661.75/60,478,256.48
  6. Step 6: Final answer
    x = 28,444,745.44

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1.5x scale

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.