Home / 13,769,657.27-19,002,021.95-7,574,570.58

Finding the Fourth Proportional to 13,769,657.27, 19,002,021.95 and 7,574,570.58

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Solution

The fourth proportional to 13,769,657.27, 19,002,021.95 and 7,574,570.58 is: 10,452,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,657.27 : 19,002,021.95 = 7,574,570.58 : x
  2. Step 2: Convert to fraction form
    13,769,657.27/19,002,021.95 = 7,574,570.58/x
  3. Step 3: Cross multiply
    13,769,657.27x = 19,002,021.95 × 7,574,570.58
  4. Step 4: Simplify right side
    13,769,657.27x = 143,932,156,385,111.38
  5. Step 5: Solve for x
    x = 143,932,156,385,111.38/13,769,657.27
  6. Step 6: Final answer
    x = 10,452,849.60

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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.