Home / 6,358,169.12-8,774,503.72-3,642,440

Finding the Fourth Proportional to 6,358,169.12, 8,774,503.72 and 3,642,440

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Solution

The fourth proportional to 6,358,169.12, 8,774,503.72 and 3,642,440 is: 5,026,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,358,169.12 : 8,774,503.72 = 3,642,440 : x
  2. Step 2: Convert to fraction form
    6,358,169.12/8,774,503.72 = 3,642,440/x
  3. Step 3: Cross multiply
    6,358,169.12x = 8,774,503.72 × 3,642,440
  4. Step 4: Simplify right side
    6,358,169.12x = 31,960,603,329,876.80
  5. Step 5: Solve for x
    x = 31,960,603,329,876.80/6,358,169.12
  6. Step 6: Final answer
    x = 5,026,699.15

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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.