Home / 13,643,640.10-20,468,412.60-4,059,987.40

Finding the Fourth Proportional to 13,643,640.10, 20,468,412.60 and 4,059,987.40

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Solution

The fourth proportional to 13,643,640.10, 20,468,412.60 and 4,059,987.40 is: 6,090,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,640.10 : 20,468,412.60 = 4,059,987.40 : x
  2. Step 2: Convert to fraction form
    13,643,640.10/20,468,412.60 = 4,059,987.40/x
  3. Step 3: Cross multiply
    13,643,640.10x = 20,468,412.60 × 4,059,987.40
  4. Step 4: Simplify right side
    13,643,640.10x = 83,101,497,254,001.25
  5. Step 5: Solve for x
    x = 83,101,497,254,001.25/13,643,640.10
  6. Step 6: Final answer
    x = 6,090,859.67

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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.