Home / 12,909,301.62-19,366,053.63-3,812,319.06

Finding the Fourth Proportional to 12,909,301.62, 19,366,053.63 and 3,812,319.06

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Solution

The fourth proportional to 12,909,301.62, 19,366,053.63 and 3,812,319.06 is: 5,719,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,909,301.62 : 19,366,053.63 = 3,812,319.06 : x
  2. Step 2: Convert to fraction form
    12,909,301.62/19,366,053.63 = 3,812,319.06/x
  3. Step 3: Cross multiply
    12,909,301.62x = 19,366,053.63 × 3,812,319.06
  4. Step 4: Simplify right side
    12,909,301.62x = 73,829,575,370,631.19
  5. Step 5: Solve for x
    x = 73,829,575,370,631.19/12,909,301.62
  6. Step 6: Final answer
    x = 5,719,099.11

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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.