Home / 39,407,217.08-59,116,466.90-12,115,801.35

Finding the Fourth Proportional to 39,407,217.08, 59,116,466.90 and 12,115,801.35

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Solution

The fourth proportional to 39,407,217.08, 59,116,466.90 and 12,115,801.35 is: 18,175,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,407,217.08 : 59,116,466.90 = 12,115,801.35 : x
  2. Step 2: Convert to fraction form
    39,407,217.08/59,116,466.90 = 12,115,801.35/x
  3. Step 3: Cross multiply
    39,407,217.08x = 59,116,466.90 × 12,115,801.35
  4. Step 4: Simplify right side
    39,407,217.08x = 716,243,369,504,539.88
  5. Step 5: Solve for x
    x = 716,243,369,504,539.88/39,407,217.08
  6. Step 6: Final answer
    x = 18,175,436.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.