Home / 19,090,262.49-26,345,111.82-10,388,986.53

Finding the Fourth Proportional to 19,090,262.49, 26,345,111.82 and 10,388,986.53

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Solution

The fourth proportional to 19,090,262.49, 26,345,111.82 and 10,388,986.53 is: 14,337,100.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,090,262.49 : 26,345,111.82 = 10,388,986.53 : x
  2. Step 2: Convert to fraction form
    19,090,262.49/26,345,111.82 = 10,388,986.53/x
  3. Step 3: Cross multiply
    19,090,262.49x = 26,345,111.82 × 10,388,986.53
  4. Step 4: Simplify right side
    19,090,262.49x = 273,699,011,829,323.78
  5. Step 5: Solve for x
    x = 273,699,011,829,323.78/19,090,262.49
  6. Step 6: Final answer
    x = 14,337,100.50

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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.