Home / 30,910,896.41-46,366,973.57-12,712,726.74

Finding the Fourth Proportional to 30,910,896.41, 46,366,973.57 and 12,712,726.74

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Solution

The fourth proportional to 30,910,896.41, 46,366,973.57 and 12,712,726.74 is: 19,069,348.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,910,896.41 : 46,366,973.57 = 12,712,726.74 : x
  2. Step 2: Convert to fraction form
    30,910,896.41/46,366,973.57 = 12,712,726.74/x
  3. Step 3: Cross multiply
    30,910,896.41x = 46,366,973.57 × 12,712,726.74
  4. Step 4: Simplify right side
    30,910,896.41x = 589,450,664,961,870.25
  5. Step 5: Solve for x
    x = 589,450,664,961,870.25/30,910,896.41
  6. Step 6: Final answer
    x = 19,069,348.79

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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.