Home / 20,750,830.27-31,124,106.67-6,916,294.20

Finding the Fourth Proportional to 20,750,830.27, 31,124,106.67 and 6,916,294.20

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Solution

The fourth proportional to 20,750,830.27, 31,124,106.67 and 6,916,294.20 is: 10,373,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,750,830.27 : 31,124,106.67 = 6,916,294.20 : x
  2. Step 2: Convert to fraction form
    20,750,830.27/31,124,106.67 = 6,916,294.20/x
  3. Step 3: Cross multiply
    20,750,830.27x = 31,124,106.67 × 6,916,294.20
  4. Step 4: Simplify right side
    20,750,830.27x = 215,263,478,441,902.34
  5. Step 5: Solve for x
    x = 215,263,478,441,902.34/20,750,830.27
  6. Step 6: Final answer
    x = 10,373,728.46

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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.