Home / 6,984,314.63-9,638,156.64-3,886,788.57

Finding the Fourth Proportional to 6,984,314.63, 9,638,156.64 and 3,886,788.57

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Solution

The fourth proportional to 6,984,314.63, 9,638,156.64 and 3,886,788.57 is: 5,363,658.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984,314.63 : 9,638,156.64 = 3,886,788.57 : x
  2. Step 2: Convert to fraction form
    6,984,314.63/9,638,156.64 = 3,886,788.57/x
  3. Step 3: Cross multiply
    6,984,314.63x = 9,638,156.64 × 3,886,788.57
  4. Step 4: Simplify right side
    6,984,314.63x = 37,461,477,064,221.61
  5. Step 5: Solve for x
    x = 37,461,477,064,221.61/6,984,314.63
  6. Step 6: Final answer
    x = 5,363,658.29

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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.