Home / 13,266,916.45-19,901,232.73-4,169,393.87

Finding the Fourth Proportional to 13,266,916.45, 19,901,232.73 and 4,169,393.87

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Solution

The fourth proportional to 13,266,916.45, 19,901,232.73 and 4,169,393.87 is: 6,254,360.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,266,916.45 : 19,901,232.73 = 4,169,393.87 : x
  2. Step 2: Convert to fraction form
    13,266,916.45/19,901,232.73 = 4,169,393.87/x
  3. Step 3: Cross multiply
    13,266,916.45x = 19,901,232.73 × 4,169,393.87
  4. Step 4: Simplify right side
    13,266,916.45x = 82,976,077,697,590.61
  5. Step 5: Solve for x
    x = 82,976,077,697,590.61/13,266,916.45
  6. Step 6: Final answer
    x = 6,254,360.46

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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.