Home / 43,111,397.70-64,668,012.66-15,447,116.70

Finding the Fourth Proportional to 43,111,397.70, 64,668,012.66 and 15,447,116.70

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Solution

The fourth proportional to 43,111,397.70, 64,668,012.66 and 15,447,116.70 is: 23,171,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,111,397.70 : 64,668,012.66 = 15,447,116.70 : x
  2. Step 2: Convert to fraction form
    43,111,397.70/64,668,012.66 = 15,447,116.70/x
  3. Step 3: Cross multiply
    43,111,397.70x = 64,668,012.66 × 15,447,116.70
  4. Step 4: Simplify right side
    43,111,397.70x = 998,934,338,316,097.38
  5. Step 5: Solve for x
    x = 998,934,338,316,097.38/43,111,397.70
  6. Step 6: Final answer
    x = 23,171,003.30

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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.