Home / 43,144,881.60-64,717,322.40-12,439,401.60

Finding the Fourth Proportional to 43,144,881.60, 64,717,322.40 and 12,439,401.60

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Solution

The fourth proportional to 43,144,881.60, 64,717,322.40 and 12,439,401.60 is: 18,659,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,144,881.60 : 64,717,322.40 = 12,439,401.60 : x
  2. Step 2: Convert to fraction form
    43,144,881.60/64,717,322.40 = 12,439,401.60/x
  3. Step 3: Cross multiply
    43,144,881.60x = 64,717,322.40 × 12,439,401.60
  4. Step 4: Simplify right side
    43,144,881.60x = 805,044,763,810,275.75
  5. Step 5: Solve for x
    x = 805,044,763,810,275.75/43,144,881.60
  6. Step 6: Final answer
    x = 18,659,102.40

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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.