Home / 9,507,246.66-13,117,948.11-5,641,047

Finding the Fourth Proportional to 9,507,246.66, 13,117,948.11 and 5,641,047

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Solution

The fourth proportional to 9,507,246.66, 13,117,948.11 and 5,641,047 is: 7,783,427.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,507,246.66 : 13,117,948.11 = 5,641,047 : x
  2. Step 2: Convert to fraction form
    9,507,246.66/13,117,948.11 = 5,641,047/x
  3. Step 3: Cross multiply
    9,507,246.66x = 13,117,948.11 × 5,641,047
  4. Step 4: Simplify right side
    9,507,246.66x = 73,998,961,832,071.17
  5. Step 5: Solve for x
    x = 73,998,961,832,071.17/9,507,246.66
  6. Step 6: Final answer
    x = 7,783,427.16

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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.