Home / 12,748,350.51-19,116,899.67-3,648,376.14

Finding the Fourth Proportional to 12,748,350.51, 19,116,899.67 and 3,648,376.14

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Solution

The fourth proportional to 12,748,350.51, 19,116,899.67 and 3,648,376.14 is: 5,470,954.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,350.51 : 19,116,899.67 = 3,648,376.14 : x
  2. Step 2: Convert to fraction form
    12,748,350.51/19,116,899.67 = 3,648,376.14/x
  3. Step 3: Cross multiply
    12,748,350.51x = 19,116,899.67 × 3,648,376.14
  4. Step 4: Simplify right side
    12,748,350.51x = 69,745,640,626,801.88
  5. Step 5: Solve for x
    x = 69,745,640,626,801.88/12,748,350.51
  6. Step 6: Final answer
    x = 5,470,954.11

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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.