Home / 5,669,152.20-7,823,092.95-3,221,423.53

Finding the Fourth Proportional to 5,669,152.20, 7,823,092.95 and 3,221,423.53

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Solution

The fourth proportional to 5,669,152.20, 7,823,092.95 and 3,221,423.53 is: 4,445,372.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669,152.20 : 7,823,092.95 = 3,221,423.53 : x
  2. Step 2: Convert to fraction form
    5,669,152.20/7,823,092.95 = 3,221,423.53/x
  3. Step 3: Cross multiply
    5,669,152.20x = 7,823,092.95 × 3,221,423.53
  4. Step 4: Simplify right side
    5,669,152.20x = 25,201,495,686,949.38
  5. Step 5: Solve for x
    x = 25,201,495,686,949.38/5,669,152.20
  6. Step 6: Final answer
    x = 4,445,372.92

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Double scale
Find fourth proportional to 5,669,153.20, 7,823,094.33 and 3,221,424.53
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.