Home / 26,018,901.36-39,021,301.80-10,869,663.60

Finding the Fourth Proportional to 26,018,901.36, 39,021,301.80 and 10,869,663.60

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Solution

The fourth proportional to 26,018,901.36, 39,021,301.80 and 10,869,663.60 is: 16,301,550.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,018,901.36 : 39,021,301.80 = 10,869,663.60 : x
  2. Step 2: Convert to fraction form
    26,018,901.36/39,021,301.80 = 10,869,663.60/x
  3. Step 3: Cross multiply
    26,018,901.36x = 39,021,301.80 × 10,869,663.60
  4. Step 4: Simplify right side
    26,018,901.36x = 424,148,423,800,074.44
  5. Step 5: Solve for x
    x = 424,148,423,800,074.44/26,018,901.36
  6. Step 6: Final answer
    x = 16,301,550.09

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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.