Home / 13,899,498.48-20,834,547.23-5,140,148.36

Finding the Fourth Proportional to 13,899,498.48, 20,834,547.23 and 5,140,148.36

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Solution

The fourth proportional to 13,899,498.48, 20,834,547.23 and 5,140,148.36 is: 7,704,786.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,899,498.48 : 20,834,547.23 = 5,140,148.36 : x
  2. Step 2: Convert to fraction form
    13,899,498.48/20,834,547.23 = 5,140,148.36/x
  3. Step 3: Cross multiply
    13,899,498.48x = 20,834,547.23 × 5,140,148.36
  4. Step 4: Simplify right side
    13,899,498.48x = 107,092,663,684,304.70
  5. Step 5: Solve for x
    x = 107,092,663,684,304.70/13,899,498.48
  6. Step 6: Final answer
    x = 7,704,786.17

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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.