Home / 14,210,763.50-19,609,661.71-8,408,528.57

Finding the Fourth Proportional to 14,210,763.50, 19,609,661.71 and 8,408,528.57

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Solution

The fourth proportional to 14,210,763.50, 19,609,661.71 and 8,408,528.57 is: 11,603,064.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,763.50 : 19,609,661.71 = 8,408,528.57 : x
  2. Step 2: Convert to fraction form
    14,210,763.50/19,609,661.71 = 8,408,528.57/x
  3. Step 3: Cross multiply
    14,210,763.50x = 19,609,661.71 × 8,408,528.57
  4. Step 4: Simplify right side
    14,210,763.50x = 164,888,400,736,570.06
  5. Step 5: Solve for x
    x = 164,888,400,736,570.06/14,210,763.50
  6. Step 6: Final answer
    x = 11,603,064.17

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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.