Home / 14,634,632.55-20,195,955.39-8,108,364.81

Finding the Fourth Proportional to 14,634,632.55, 20,195,955.39 and 8,108,364.81

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Solution

The fourth proportional to 14,634,632.55, 20,195,955.39 and 8,108,364.81 is: 11,189,633.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634,632.55 : 20,195,955.39 = 8,108,364.81 : x
  2. Step 2: Convert to fraction form
    14,634,632.55/20,195,955.39 = 8,108,364.81/x
  3. Step 3: Cross multiply
    14,634,632.55x = 20,195,955.39 × 8,108,364.81
  4. Step 4: Simplify right side
    14,634,632.55x = 163,756,173,988,605.81
  5. Step 5: Solve for x
    x = 163,756,173,988,605.81/14,634,632.55
  6. Step 6: Final answer
    x = 11,189,633.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.