Home / 40,985,881.80-61,478,822.70-10,693,744.80

Finding the Fourth Proportional to 40,985,881.80, 61,478,822.70 and 10,693,744.80

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Solution

The fourth proportional to 40,985,881.80, 61,478,822.70 and 10,693,744.80 is: 16,040,617.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,985,881.80 : 61,478,822.70 = 10,693,744.80 : x
  2. Step 2: Convert to fraction form
    40,985,881.80/61,478,822.70 = 10,693,744.80/x
  3. Step 3: Cross multiply
    40,985,881.80x = 61,478,822.70 × 10,693,744.80
  4. Step 4: Simplify right side
    40,985,881.80x = 657,438,840,558,247
  5. Step 5: Solve for x
    x = 657,438,840,558,247/40,985,881.80
  6. Step 6: Final answer
    x = 16,040,617.20

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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.