Home / 8,685,018.96-11,985,518.28-4,817,414.16

Finding the Fourth Proportional to 8,685,018.96, 11,985,518.28 and 4,817,414.16

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Solution

The fourth proportional to 8,685,018.96, 11,985,518.28 and 4,817,414.16 is: 6,648,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,018.96 : 11,985,518.28 = 4,817,414.16 : x
  2. Step 2: Convert to fraction form
    8,685,018.96/11,985,518.28 = 4,817,414.16/x
  3. Step 3: Cross multiply
    8,685,018.96x = 11,985,518.28 × 4,817,414.16
  4. Step 4: Simplify right side
    8,685,018.96x = 57,739,205,477,010.84
  5. Step 5: Solve for x
    x = 57,739,205,477,010.84/8,685,018.96
  6. Step 6: Final answer
    x = 6,648,138.10

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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.