Home / 14,189,173.76-19,581,059.04-7,662,802.59

Finding the Fourth Proportional to 14,189,173.76, 19,581,059.04 and 7,662,802.59

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Solution

The fourth proportional to 14,189,173.76, 19,581,059.04 and 7,662,802.59 is: 10,574,667.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,189,173.76 : 19,581,059.04 = 7,662,802.59 : x
  2. Step 2: Convert to fraction form
    14,189,173.76/19,581,059.04 = 7,662,802.59/x
  3. Step 3: Cross multiply
    14,189,173.76x = 19,581,059.04 × 7,662,802.59
  4. Step 4: Simplify right side
    14,189,173.76x = 150,045,790,017,642.19
  5. Step 5: Solve for x
    x = 150,045,790,017,642.19/14,189,173.76
  6. Step 6: Final answer
    x = 10,574,667.17

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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.