Home / 13,791,566.95-19,032,362.31-7,993,711.69

Finding the Fourth Proportional to 13,791,566.95, 19,032,362.31 and 7,993,711.69

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Solution

The fourth proportional to 13,791,566.95, 19,032,362.31 and 7,993,711.69 is: 11,031,322.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,791,566.95 : 19,032,362.31 = 7,993,711.69 : x
  2. Step 2: Convert to fraction form
    13,791,566.95/19,032,362.31 = 7,993,711.69/x
  3. Step 3: Cross multiply
    13,791,566.95x = 19,032,362.31 × 7,993,711.69
  4. Step 4: Simplify right side
    13,791,566.95x = 152,139,217,085,762.41
  5. Step 5: Solve for x
    x = 152,139,217,085,762.41/13,791,566.95
  6. Step 6: Final answer
    x = 11,031,322.09

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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.