Home / 14,518,495.62-20,035,778.76-7,903,274.28

Finding the Fourth Proportional to 14,518,495.62, 20,035,778.76 and 7,903,274.28

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Solution

The fourth proportional to 14,518,495.62, 20,035,778.76 and 7,903,274.28 is: 10,906,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,518,495.62 : 20,035,778.76 = 7,903,274.28 : x
  2. Step 2: Convert to fraction form
    14,518,495.62/20,035,778.76 = 7,903,274.28/x
  3. Step 3: Cross multiply
    14,518,495.62x = 20,035,778.76 × 7,903,274.28
  4. Step 4: Simplify right side
    14,518,495.62x = 158,348,254,953,678.31
  5. Step 5: Solve for x
    x = 158,348,254,953,678.31/14,518,495.62
  6. Step 6: Final answer
    x = 10,906,657.21

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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.