Home / 13,902,259.20-20,855,357.10-4,316,638.20

Finding the Fourth Proportional to 13,902,259.20, 20,855,357.10 and 4,316,638.20

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Solution

The fourth proportional to 13,902,259.20, 20,855,357.10 and 4,316,638.20 is: 6,475,568.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,259.20 : 20,855,357.10 = 4,316,638.20 : x
  2. Step 2: Convert to fraction form
    13,902,259.20/20,855,357.10 = 4,316,638.20/x
  3. Step 3: Cross multiply
    13,902,259.20x = 20,855,357.10 × 4,316,638.20
  4. Step 4: Simplify right side
    13,902,259.20x = 90,025,031,132,501.23
  5. Step 5: Solve for x
    x = 90,025,031,132,501.23/13,902,259.20
  6. Step 6: Final answer
    x = 6,475,568.46

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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.