Home / 11,688,328.90-17,532,493.35-5,311,036.90

Finding the Fourth Proportional to 11,688,328.90, 17,532,493.35 and 5,311,036.90

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Solution

The fourth proportional to 11,688,328.90, 17,532,493.35 and 5,311,036.90 is: 7,966,555.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,328.90 : 17,532,493.35 = 5,311,036.90 : x
  2. Step 2: Convert to fraction form
    11,688,328.90/17,532,493.35 = 5,311,036.90/x
  3. Step 3: Cross multiply
    11,688,328.90x = 17,532,493.35 × 5,311,036.90
  4. Step 4: Simplify right side
    11,688,328.90x = 93,115,719,130,854.62
  5. Step 5: Solve for x
    x = 93,115,719,130,854.62/11,688,328.90
  6. Step 6: Final answer
    x = 7,966,555.35

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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.