Home / 11,813,945-16,303,250.58-6,381,437

Finding the Fourth Proportional to 11,813,945, 16,303,250.58 and 6,381,437

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Solution

The fourth proportional to 11,813,945, 16,303,250.58 and 6,381,437 is: 8,806,386.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813,945 : 16,303,250.58 = 6,381,437 : x
  2. Step 2: Convert to fraction form
    11,813,945/16,303,250.58 = 6,381,437/x
  3. Step 3: Cross multiply
    11,813,945x = 16,303,250.58 × 6,381,437
  4. Step 4: Simplify right side
    11,813,945x = 104,038,166,471,483.45
  5. Step 5: Solve for x
    x = 104,038,166,471,483.45/11,813,945
  6. Step 6: Final answer
    x = 8,806,386.56

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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.