Home / 13,769,897.55-20,659,931.10-5,683,574.40

Finding the Fourth Proportional to 13,769,897.55, 20,659,931.10 and 5,683,574.40

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Solution

The fourth proportional to 13,769,897.55, 20,659,931.10 and 5,683,574.40 is: 8,527,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,897.55 : 20,659,931.10 = 5,683,574.40 : x
  2. Step 2: Convert to fraction form
    13,769,897.55/20,659,931.10 = 5,683,574.40/x
  3. Step 3: Cross multiply
    13,769,897.55x = 20,659,931.10 × 5,683,574.40
  4. Step 4: Simplify right side
    13,769,897.55x = 117,422,255,505,723.86
  5. Step 5: Solve for x
    x = 117,422,255,505,723.86/13,769,897.55
  6. Step 6: Final answer
    x = 8,527,460.36

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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.