Home / 15,996,827.20-23,995,240.80-7,021,379.20

Finding the Fourth Proportional to 15,996,827.20, 23,995,240.80 and 7,021,379.20

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Solution

The fourth proportional to 15,996,827.20, 23,995,240.80 and 7,021,379.20 is: 10,532,068.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996,827.20 : 23,995,240.80 = 7,021,379.20 : x
  2. Step 2: Convert to fraction form
    15,996,827.20/23,995,240.80 = 7,021,379.20/x
  3. Step 3: Cross multiply
    15,996,827.20x = 23,995,240.80 × 7,021,379.20
  4. Step 4: Simplify right side
    15,996,827.20x = 168,479,684,652,111.38
  5. Step 5: Solve for x
    x = 168,479,684,652,111.38/15,996,827.20
  6. Step 6: Final answer
    x = 10,532,068.80

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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.