Home / 10,528,280.29-15,792,418.63-5,739,996.25

Finding the Fourth Proportional to 10,528,280.29, 15,792,418.63 and 5,739,996.25

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Solution

The fourth proportional to 10,528,280.29, 15,792,418.63 and 5,739,996.25 is: 8,609,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528,280.29 : 15,792,418.63 = 5,739,996.25 : x
  2. Step 2: Convert to fraction form
    10,528,280.29/15,792,418.63 = 5,739,996.25/x
  3. Step 3: Cross multiply
    10,528,280.29x = 15,792,418.63 × 5,739,996.25
  4. Step 4: Simplify right side
    10,528,280.29x = 90,648,423,714,630.14
  5. Step 5: Solve for x
    x = 90,648,423,714,630.14/10,528,280.29
  6. Step 6: Final answer
    x = 8,609,993.39

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Double scale
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Similar ratio
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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.