Home / 14,651,291.20-21,976,936.80-7,484,929.60

Finding the Fourth Proportional to 14,651,291.20, 21,976,936.80 and 7,484,929.60

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Solution

The fourth proportional to 14,651,291.20, 21,976,936.80 and 7,484,929.60 is: 11,227,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651,291.20 : 21,976,936.80 = 7,484,929.60 : x
  2. Step 2: Convert to fraction form
    14,651,291.20/21,976,936.80 = 7,484,929.60/x
  3. Step 3: Cross multiply
    14,651,291.20x = 21,976,936.80 × 7,484,929.60
  4. Step 4: Simplify right side
    14,651,291.20x = 164,495,824,771,649.28
  5. Step 5: Solve for x
    x = 164,495,824,771,649.28/14,651,291.20
  6. Step 6: Final answer
    x = 11,227,394.40

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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.