Home / 30,986,365.80-46,426,404.60-14,777,415.30

Finding the Fourth Proportional to 30,986,365.80, 46,426,404.60 and 14,777,415.30

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Solution

The fourth proportional to 30,986,365.80, 46,426,404.60 and 14,777,415.30 is: 22,140,778.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,986,365.80 : 46,426,404.60 = 14,777,415.30 : x
  2. Step 2: Convert to fraction form
    30,986,365.80/46,426,404.60 = 14,777,415.30/x
  3. Step 3: Cross multiply
    30,986,365.80x = 46,426,404.60 × 14,777,415.30
  4. Step 4: Simplify right side
    30,986,365.80x = 686,062,261,660,030.38
  5. Step 5: Solve for x
    x = 686,062,261,660,030.38/30,986,365.80
  6. Step 6: Final answer
    x = 22,140,778.50

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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.