Home / 19,837,407.20-29,756,110.80-5,462,693.60

Finding the Fourth Proportional to 19,837,407.20, 29,756,110.80 and 5,462,693.60

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Solution

The fourth proportional to 19,837,407.20, 29,756,110.80 and 5,462,693.60 is: 8,194,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,837,407.20 : 29,756,110.80 = 5,462,693.60 : x
  2. Step 2: Convert to fraction form
    19,837,407.20/29,756,110.80 = 5,462,693.60/x
  3. Step 3: Cross multiply
    19,837,407.20x = 29,756,110.80 × 5,462,693.60
  4. Step 4: Simplify right side
    19,837,407.20x = 162,548,516,028,050.88
  5. Step 5: Solve for x
    x = 162,548,516,028,050.88/19,837,407.20
  6. Step 6: Final answer
    x = 8,194,040.40

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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.