Home / 19,520,153.42-26,937,814.27-10,818,887.79

Finding the Fourth Proportional to 19,520,153.42, 26,937,814.27 and 10,818,887.79

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Solution

The fourth proportional to 19,520,153.42, 26,937,814.27 and 10,818,887.79 is: 14,930,066.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,153.42 : 26,937,814.27 = 10,818,887.79 : x
  2. Step 2: Convert to fraction form
    19,520,153.42/26,937,814.27 = 10,818,887.79/x
  3. Step 3: Cross multiply
    19,520,153.42x = 26,937,814.27 × 10,818,887.79
  4. Step 4: Simplify right side
    19,520,153.42x = 291,437,189,807,497.56
  5. Step 5: Solve for x
    x = 291,437,189,807,497.56/19,520,153.42
  6. Step 6: Final answer
    x = 14,930,066.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.