Home / 12,528,086.70-18,792,130.05-4,008,701.10

Finding the Fourth Proportional to 12,528,086.70, 18,792,130.05 and 4,008,701.10

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Solution

The fourth proportional to 12,528,086.70, 18,792,130.05 and 4,008,701.10 is: 6,013,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,086.70 : 18,792,130.05 = 4,008,701.10 : x
  2. Step 2: Convert to fraction form
    12,528,086.70/18,792,130.05 = 4,008,701.10/x
  3. Step 3: Cross multiply
    12,528,086.70x = 18,792,130.05 × 4,008,701.10
  4. Step 4: Simplify right side
    12,528,086.70x = 75,332,032,402,778.06
  5. Step 5: Solve for x
    x = 75,332,032,402,778.06/12,528,086.70
  6. Step 6: Final answer
    x = 6,013,051.65

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Double scale
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Similar ratio
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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.