Home / 14,273,413.86-19,697,332.78-7,747,045.72

Finding the Fourth Proportional to 14,273,413.86, 19,697,332.78 and 7,747,045.72

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Solution

The fourth proportional to 14,273,413.86, 19,697,332.78 and 7,747,045.72 is: 10,690,934.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,413.86 : 19,697,332.78 = 7,747,045.72 : x
  2. Step 2: Convert to fraction form
    14,273,413.86/19,697,332.78 = 7,747,045.72/x
  3. Step 3: Cross multiply
    14,273,413.86x = 19,697,332.78 × 7,747,045.72
  4. Step 4: Simplify right side
    14,273,413.86x = 152,596,137,569,155.19
  5. Step 5: Solve for x
    x = 152,596,137,569,155.19/14,273,413.86
  6. Step 6: Final answer
    x = 10,690,934.84

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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.