Home / 12,528,088.70-18,792,133.05-4,008,703.10

Finding the Fourth Proportional to 12,528,088.70, 18,792,133.05 and 4,008,703.10

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Solution

The fourth proportional to 12,528,088.70, 18,792,133.05 and 4,008,703.10 is: 6,013,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,528,088.70 : 18,792,133.05 = 4,008,703.10 : x
  2. Step 2: Convert to fraction form
    12,528,088.70/18,792,133.05 = 4,008,703.10/x
  3. Step 3: Cross multiply
    12,528,088.70x = 18,792,133.05 × 4,008,703.10
  4. Step 4: Simplify right side
    12,528,088.70x = 75,332,082,013,147.45
  5. Step 5: Solve for x
    x = 75,332,082,013,147.45/12,528,088.70
  6. Step 6: Final answer
    x = 6,013,054.65

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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.