Home / 12,241,937.60-18,369,904.80-4,674,334.40

Finding the Fourth Proportional to 12,241,937.60, 18,369,904.80 and 4,674,334.40

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Solution

The fourth proportional to 12,241,937.60, 18,369,904.80 and 4,674,334.40 is: 7,014,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,937.60 : 18,369,904.80 = 4,674,334.40 : x
  2. Step 2: Convert to fraction form
    12,241,937.60/18,369,904.80 = 4,674,334.40/x
  3. Step 3: Cross multiply
    12,241,937.60x = 18,369,904.80 × 4,674,334.40
  4. Step 4: Simplify right side
    12,241,937.60x = 85,867,077,931,365.12
  5. Step 5: Solve for x
    x = 85,867,077,931,365.12/12,241,937.60
  6. Step 6: Final answer
    x = 7,014,173.80

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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.