Home / 21,762,004.80-32,643,007.20-9,818,068.80

Finding the Fourth Proportional to 21,762,004.80, 32,643,007.20 and 9,818,068.80

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Solution

The fourth proportional to 21,762,004.80, 32,643,007.20 and 9,818,068.80 is: 14,727,103.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,762,004.80 : 32,643,007.20 = 9,818,068.80 : x
  2. Step 2: Convert to fraction form
    21,762,004.80/32,643,007.20 = 9,818,068.80/x
  3. Step 3: Cross multiply
    21,762,004.80x = 32,643,007.20 × 9,818,068.80
  4. Step 4: Simplify right side
    21,762,004.80x = 320,491,290,528,495.38
  5. Step 5: Solve for x
    x = 320,491,290,528,495.38/21,762,004.80
  6. Step 6: Final answer
    x = 14,727,103.20

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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.