Home / 13,812,443.69-20,715,130.29-4,094,784.28

Finding the Fourth Proportional to 13,812,443.69, 20,715,130.29 and 4,094,784.28

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Solution

The fourth proportional to 13,812,443.69, 20,715,130.29 and 4,094,784.28 is: 6,141,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,812,443.69 : 20,715,130.29 = 4,094,784.28 : x
  2. Step 2: Convert to fraction form
    13,812,443.69/20,715,130.29 = 4,094,784.28/x
  3. Step 3: Cross multiply
    13,812,443.69x = 20,715,130.29 × 4,094,784.28
  4. Step 4: Simplify right side
    13,812,443.69x = 84,823,989,766,068.19
  5. Step 5: Solve for x
    x = 84,823,989,766,068.19/13,812,443.69
  6. Step 6: Final answer
    x = 6,141,128.37

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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.