Home / 17,618,085.80-26,427,128.70-5,652,031.40

Finding the Fourth Proportional to 17,618,085.80, 26,427,128.70 and 5,652,031.40

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Solution

The fourth proportional to 17,618,085.80, 26,427,128.70 and 5,652,031.40 is: 8,478,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618,085.80 : 26,427,128.70 = 5,652,031.40 : x
  2. Step 2: Convert to fraction form
    17,618,085.80/26,427,128.70 = 5,652,031.40/x
  3. Step 3: Cross multiply
    17,618,085.80x = 26,427,128.70 × 5,652,031.40
  4. Step 4: Simplify right side
    17,618,085.80x = 149,366,961,224,241.19
  5. Step 5: Solve for x
    x = 149,366,961,224,241.19/17,618,085.80
  6. Step 6: Final answer
    x = 8,478,047.10

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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.