Home / 7,940,032.48-11,908,922.12-2,547,985.60

Finding the Fourth Proportional to 7,940,032.48, 11,908,922.12 and 2,547,985.60

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Solution

The fourth proportional to 7,940,032.48, 11,908,922.12 and 2,547,985.60 is: 3,821,616.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,940,032.48 : 11,908,922.12 = 2,547,985.60 : x
  2. Step 2: Convert to fraction form
    7,940,032.48/11,908,922.12 = 2,547,985.60/x
  3. Step 3: Cross multiply
    7,940,032.48x = 11,908,922.12 × 2,547,985.60
  4. Step 4: Simplify right side
    7,940,032.48x = 30,343,762,073,281.47
  5. Step 5: Solve for x
    x = 30,343,762,073,281.47/7,940,032.48
  6. Step 6: Final answer
    x = 3,821,616.87

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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.