Home / 8,484,345.36-12,728,510.64-2,804,569.47

Finding the Fourth Proportional to 8,484,345.36, 12,728,510.64 and 2,804,569.47

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Solution

The fourth proportional to 8,484,345.36, 12,728,510.64 and 2,804,569.47 is: 4,207,512.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,484,345.36 : 12,728,510.64 = 2,804,569.47 : x
  2. Step 2: Convert to fraction form
    8,484,345.36/12,728,510.64 = 2,804,569.47/x
  3. Step 3: Cross multiply
    8,484,345.36x = 12,728,510.64 × 2,804,569.47
  4. Step 4: Simplify right side
    8,484,345.36x = 35,697,992,339,514.16
  5. Step 5: Solve for x
    x = 35,697,992,339,514.16/8,484,345.36
  6. Step 6: Final answer
    x = 4,207,512.88

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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.