Home / 14,650,682.40-21,969,802.80-7,079,968.80

Finding the Fourth Proportional to 14,650,682.40, 21,969,802.80 and 7,079,968.80

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Solution

The fourth proportional to 14,650,682.40, 21,969,802.80 and 7,079,968.80 is: 10,616,946.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,650,682.40 : 21,969,802.80 = 7,079,968.80 : x
  2. Step 2: Convert to fraction form
    14,650,682.40/21,969,802.80 = 7,079,968.80/x
  3. Step 3: Cross multiply
    14,650,682.40x = 21,969,802.80 × 7,079,968.80
  4. Step 4: Simplify right side
    14,650,682.40x = 155,545,518,366,152.66
  5. Step 5: Solve for x
    x = 155,545,518,366,152.66/14,650,682.40
  6. Step 6: Final answer
    x = 10,616,946.99

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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.