Home / 7,760,038.47-11,639,670.76-2,901,987.81

Finding the Fourth Proportional to 7,760,038.47, 11,639,670.76 and 2,901,987.81

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Solution

The fourth proportional to 7,760,038.47, 11,639,670.76 and 2,901,987.81 is: 4,352,837.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,760,038.47 : 11,639,670.76 = 2,901,987.81 : x
  2. Step 2: Convert to fraction form
    7,760,038.47/11,639,670.76 = 2,901,987.81/x
  3. Step 3: Cross multiply
    7,760,038.47x = 11,639,670.76 × 2,901,987.81
  4. Step 4: Simplify right side
    7,760,038.47x = 33,778,182,661,560.92
  5. Step 5: Solve for x
    x = 33,778,182,661,560.92/7,760,038.47
  6. Step 6: Final answer
    x = 4,352,837.01

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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.