Home / 31,897,975.80-47,842,298.10-9,176,503.80

Finding the Fourth Proportional to 31,897,975.80, 47,842,298.10 and 9,176,503.80

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Solution

The fourth proportional to 31,897,975.80, 47,842,298.10 and 9,176,503.80 is: 13,763,413.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,897,975.80 : 47,842,298.10 = 9,176,503.80 : x
  2. Step 2: Convert to fraction form
    31,897,975.80/47,842,298.10 = 9,176,503.80/x
  3. Step 3: Cross multiply
    31,897,975.80x = 47,842,298.10 × 9,176,503.80
  4. Step 4: Simplify right side
    31,897,975.80x = 439,025,030,315,382.81
  5. Step 5: Solve for x
    x = 439,025,030,315,382.81/31,897,975.80
  6. Step 6: Final answer
    x = 13,763,413.49

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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.