Home / 14,634,631.55-20,195,954.01-8,108,363.81

Finding the Fourth Proportional to 14,634,631.55, 20,195,954.01 and 8,108,363.81

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Solution

The fourth proportional to 14,634,631.55, 20,195,954.01 and 8,108,363.81 is: 11,189,632.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,634,631.55 : 20,195,954.01 = 8,108,363.81 : x
  2. Step 2: Convert to fraction form
    14,634,631.55/20,195,954.01 = 8,108,363.81/x
  3. Step 3: Cross multiply
    14,634,631.55x = 20,195,954.01 × 8,108,363.81
  4. Step 4: Simplify right side
    14,634,631.55x = 163,756,142,653,598.28
  5. Step 5: Solve for x
    x = 163,756,142,653,598.28/14,634,631.55
  6. Step 6: Final answer
    x = 11,189,632.08

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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.