Home / 12,358,726.74-18,548,762.67-8,574,866.82

Finding the Fourth Proportional to 12,358,726.74, 18,548,762.67 and 8,574,866.82

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Solution

The fourth proportional to 12,358,726.74, 18,548,762.67 and 8,574,866.82 is: 12,869,705.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,726.74 : 18,548,762.67 = 8,574,866.82 : x
  2. Step 2: Convert to fraction form
    12,358,726.74/18,548,762.67 = 8,574,866.82/x
  3. Step 3: Cross multiply
    12,358,726.74x = 18,548,762.67 × 8,574,866.82
  4. Step 4: Simplify right side
    12,358,726.74x = 159,053,169,571,037.62
  5. Step 5: Solve for x
    x = 159,053,169,571,037.62/12,358,726.74
  6. Step 6: Final answer
    x = 12,869,705.18

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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.