Home / 13,907,649.38-20,864,459.25-4,686,532.83

Finding the Fourth Proportional to 13,907,649.38, 20,864,459.25 and 4,686,532.83

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Solution

The fourth proportional to 13,907,649.38, 20,864,459.25 and 4,686,532.83 is: 7,030,805.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,907,649.38 : 20,864,459.25 = 4,686,532.83 : x
  2. Step 2: Convert to fraction form
    13,907,649.38/20,864,459.25 = 4,686,532.83/x
  3. Step 3: Cross multiply
    13,907,649.38x = 20,864,459.25 × 4,686,532.83
  4. Step 4: Simplify right side
    13,907,649.38x = 97,781,973,255,322.17
  5. Step 5: Solve for x
    x = 97,781,973,255,322.17/13,907,649.38
  6. Step 6: Final answer
    x = 7,030,805.18

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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.