Home / 14,305,599.81-19,742,246.89-8,195,209.29

Finding the Fourth Proportional to 14,305,599.81, 19,742,246.89 and 8,195,209.29

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Solution

The fourth proportional to 14,305,599.81, 19,742,246.89 and 8,195,209.29 is: 11,309,686.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305,599.81 : 19,742,246.89 = 8,195,209.29 : x
  2. Step 2: Convert to fraction form
    14,305,599.81/19,742,246.89 = 8,195,209.29/x
  3. Step 3: Cross multiply
    14,305,599.81x = 19,742,246.89 × 8,195,209.29
  4. Step 4: Simplify right side
    14,305,599.81x = 161,791,845,097,913.59
  5. Step 5: Solve for x
    x = 161,791,845,097,913.59/14,305,599.81
  6. Step 6: Final answer
    x = 11,309,686.22

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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.