Home / 19,338,150.12-26,686,671.66-10,636,339.56

Finding the Fourth Proportional to 19,338,150.12, 26,686,671.66 and 10,636,339.56

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Solution

The fourth proportional to 19,338,150.12, 26,686,671.66 and 10,636,339.56 is: 14,678,162.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,338,150.12 : 26,686,671.66 = 10,636,339.56 : x
  2. Step 2: Convert to fraction form
    19,338,150.12/26,686,671.66 = 10,636,339.56/x
  3. Step 3: Cross multiply
    19,338,150.12x = 26,686,671.66 × 10,636,339.56
  4. Step 4: Simplify right side
    19,338,150.12x = 283,848,501,501,988.88
  5. Step 5: Solve for x
    x = 283,848,501,501,988.88/19,338,150.12
  6. Step 6: Final answer
    x = 14,678,162.07

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1.5x scale

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.