Home / 8,685,032.96-11,985,537.60-4,817,428.16

Finding the Fourth Proportional to 8,685,032.96, 11,985,537.60 and 4,817,428.16

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Solution

The fourth proportional to 8,685,032.96, 11,985,537.60 and 4,817,428.16 is: 6,648,157.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,032.96 : 11,985,537.60 = 4,817,428.16 : x
  2. Step 2: Convert to fraction form
    8,685,032.96/11,985,537.60 = 4,817,428.16/x
  3. Step 3: Cross multiply
    8,685,032.96x = 11,985,537.60 × 4,817,428.16
  4. Step 4: Simplify right side
    8,685,032.96x = 57,739,466,346,978.81
  5. Step 5: Solve for x
    x = 57,739,466,346,978.81/8,685,032.96
  6. Step 6: Final answer
    x = 6,648,157.42

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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.