Home / 19,338,153.51-26,687,156.76-10,636,554.54

Finding the Fourth Proportional to 19,338,153.51, 26,687,156.76 and 10,636,554.54

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Solution

The fourth proportional to 19,338,153.51, 26,687,156.76 and 10,636,554.54 is: 14,678,722.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,153.51 : 26,687,156.76 = 10,636,554.54 : x
  2. Step 2: Convert to fraction form
    19,338,153.51/26,687,156.76 = 10,636,554.54/x
  3. Step 3: Cross multiply
    19,338,153.51x = 26,687,156.76 × 10,636,554.54
  4. Step 4: Simplify right side
    19,338,153.51x = 283,859,398,395,269.69
  5. Step 5: Solve for x
    x = 283,859,398,395,269.69/19,338,153.51
  6. Step 6: Final answer
    x = 14,678,722.98

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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.