Home / 43,669,178.51-65,492,557.56-12,956,492.34

Finding the Fourth Proportional to 43,669,178.51, 65,492,557.56 and 12,956,492.34

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Solution

The fourth proportional to 43,669,178.51, 65,492,557.56 and 12,956,492.34 is: 19,431,412.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,669,178.51 : 65,492,557.56 = 12,956,492.34 : x
  2. Step 2: Convert to fraction form
    43,669,178.51/65,492,557.56 = 12,956,492.34/x
  3. Step 3: Cross multiply
    43,669,178.51x = 65,492,557.56 × 12,956,492.34
  4. Step 4: Simplify right side
    43,669,178.51x = 848,553,820,353,149.12
  5. Step 5: Solve for x
    x = 848,553,820,353,149.12/43,669,178.51
  6. Step 6: Final answer
    x = 19,431,412.48

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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.