Home / 19,987,629.18-27,582,937.50-10,820,271.94

Finding the Fourth Proportional to 19,987,629.18, 27,582,937.50 and 10,820,271.94

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Solution

The fourth proportional to 19,987,629.18, 27,582,937.50 and 10,820,271.94 is: 14,931,980.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,987,629.18 : 27,582,937.50 = 10,820,271.94 : x
  2. Step 2: Convert to fraction form
    19,987,629.18/27,582,937.50 = 10,820,271.94/x
  3. Step 3: Cross multiply
    19,987,629.18x = 27,582,937.50 × 10,820,271.94
  4. Step 4: Simplify right side
    19,987,629.18x = 298,454,884,654,023.75
  5. Step 5: Solve for x
    x = 298,454,884,654,023.75/19,987,629.18
  6. Step 6: Final answer
    x = 14,931,980.27

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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.