Home / 13,902,264.45-20,855,364.98-4,316,643.45

Finding the Fourth Proportional to 13,902,264.45, 20,855,364.98 and 4,316,643.45

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Solution

The fourth proportional to 13,902,264.45, 20,855,364.98 and 4,316,643.45 is: 6,475,576.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,902,264.45 : 20,855,364.98 = 4,316,643.45 : x
  2. Step 2: Convert to fraction form
    13,902,264.45/20,855,364.98 = 4,316,643.45/x
  3. Step 3: Cross multiply
    13,902,264.45x = 20,855,364.98 × 4,316,643.45
  4. Step 4: Simplify right side
    13,902,264.45x = 90,025,174,616,693.17
  5. Step 5: Solve for x
    x = 90,025,174,616,693.17/13,902,264.45
  6. Step 6: Final answer
    x = 6,475,576.33

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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.