Home / 64,152,809.40-96,224,380.02-20,431,804.44

Finding the Fourth Proportional to 64,152,809.40, 96,224,380.02 and 20,431,804.44

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Solution

The fourth proportional to 64,152,809.40, 96,224,380.02 and 20,431,804.44 is: 30,646,167.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,152,809.40 : 96,224,380.02 = 20,431,804.44 : x
  2. Step 2: Convert to fraction form
    64,152,809.40/96,224,380.02 = 20,431,804.44/x
  3. Step 3: Cross multiply
    64,152,809.40x = 96,224,380.02 × 20,431,804.44
  4. Step 4: Simplify right side
    64,152,809.40x = 1,966,037,714,928,883.25
  5. Step 5: Solve for x
    x = 1,966,037,714,928,883.25/64,152,809.40
  6. Step 6: Final answer
    x = 30,646,167.07

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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.