Home / 12,709,923.92-19,065,018.95-5,035,436.59

Finding the Fourth Proportional to 12,709,923.92, 19,065,018.95 and 5,035,436.59

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Solution

The fourth proportional to 12,709,923.92, 19,065,018.95 and 5,035,436.59 is: 7,553,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,923.92 : 19,065,018.95 = 5,035,436.59 : x
  2. Step 2: Convert to fraction form
    12,709,923.92/19,065,018.95 = 5,035,436.59/x
  3. Step 3: Cross multiply
    12,709,923.92x = 19,065,018.95 × 5,035,436.59
  4. Step 4: Simplify right side
    12,709,923.92x = 96,000,693,889,371.11
  5. Step 5: Solve for x
    x = 96,000,693,889,371.11/12,709,923.92
  6. Step 6: Final answer
    x = 7,553,207.60

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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.