Home / 15,554,807.80-23,332,211.70-9,879,105.40

Finding the Fourth Proportional to 15,554,807.80, 23,332,211.70 and 9,879,105.40

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Solution

The fourth proportional to 15,554,807.80, 23,332,211.70 and 9,879,105.40 is: 14,818,658.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,554,807.80 : 23,332,211.70 = 9,879,105.40 : x
  2. Step 2: Convert to fraction form
    15,554,807.80/23,332,211.70 = 9,879,105.40/x
  3. Step 3: Cross multiply
    15,554,807.80x = 23,332,211.70 × 9,879,105.40
  4. Step 4: Simplify right side
    15,554,807.80x = 230,501,378,599,413.19
  5. Step 5: Solve for x
    x = 230,501,378,599,413.19/15,554,807.80
  6. Step 6: Final answer
    x = 14,818,658.10

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1.5x scale

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.