Home / 46,656,198.40-69,984,297.60-12,580,988.80

Finding the Fourth Proportional to 46,656,198.40, 69,984,297.60 and 12,580,988.80

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Solution

The fourth proportional to 46,656,198.40, 69,984,297.60 and 12,580,988.80 is: 18,871,483.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656,198.40 : 69,984,297.60 = 12,580,988.80 : x
  2. Step 2: Convert to fraction form
    46,656,198.40/69,984,297.60 = 12,580,988.80/x
  3. Step 3: Cross multiply
    46,656,198.40x = 69,984,297.60 × 12,580,988.80
  4. Step 4: Simplify right side
    46,656,198.40x = 880,471,664,281,466.88
  5. Step 5: Solve for x
    x = 880,471,664,281,466.88/46,656,198.40
  6. Step 6: Final answer
    x = 18,871,483.20

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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.