Home / 8,440,730.48-11,643,961.08-5,539,718.72

Finding the Fourth Proportional to 8,440,730.48, 11,643,961.08 and 5,539,718.72

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Solution

The fourth proportional to 8,440,730.48, 11,643,961.08 and 5,539,718.72 is: 7,642,024.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,730.48 : 11,643,961.08 = 5,539,718.72 : x
  2. Step 2: Convert to fraction form
    8,440,730.48/11,643,961.08 = 5,539,718.72/x
  3. Step 3: Cross multiply
    8,440,730.48x = 11,643,961.08 × 5,539,718.72
  4. Step 4: Simplify right side
    8,440,730.48x = 64,504,269,169,827.41
  5. Step 5: Solve for x
    x = 64,504,269,169,827.41/8,440,730.48
  6. Step 6: Final answer
    x = 7,642,024.51

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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.