Home / 20,750,827.02-31,124,101.80-6,916,290.95

Finding the Fourth Proportional to 20,750,827.02, 31,124,101.80 and 6,916,290.95

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Solution

The fourth proportional to 20,750,827.02, 31,124,101.80 and 6,916,290.95 is: 10,373,723.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,750,827.02 : 31,124,101.80 = 6,916,290.95 : x
  2. Step 2: Convert to fraction form
    20,750,827.02/31,124,101.80 = 6,916,290.95/x
  3. Step 3: Cross multiply
    20,750,827.02x = 31,124,101.80 × 6,916,290.95
  4. Step 4: Simplify right side
    20,750,827.02x = 215,263,343,450,598.22
  5. Step 5: Solve for x
    x = 215,263,343,450,598.22/20,750,827.02
  6. Step 6: Final answer
    x = 10,373,723.57

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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.