Home / 42,861,908.88-64,301,720.88-14,109,769.80

Finding the Fourth Proportional to 42,861,908.88, 64,301,720.88 and 14,109,769.80

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Solution

The fourth proportional to 42,861,908.88, 64,301,720.88 and 14,109,769.80 is: 21,167,570.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,861,908.88 : 64,301,720.88 = 14,109,769.80 : x
  2. Step 2: Convert to fraction form
    42,861,908.88/64,301,720.88 = 14,109,769.80/x
  3. Step 3: Cross multiply
    42,861,908.88x = 64,301,720.88 × 14,109,769.80
  4. Step 4: Simplify right side
    42,861,908.88x = 907,282,479,360,653.50
  5. Step 5: Solve for x
    x = 907,282,479,360,653.50/42,861,908.88
  6. Step 6: Final answer
    x = 21,167,570.53

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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.