Home / 13,659,670.41-18,849,605.09-7,547,705.25

Finding the Fourth Proportional to 13,659,670.41, 18,849,605.09 and 7,547,705.25

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Solution

The fourth proportional to 13,659,670.41, 18,849,605.09 and 7,547,705.25 is: 10,415,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,659,670.41 : 18,849,605.09 = 7,547,705.25 : x
  2. Step 2: Convert to fraction form
    13,659,670.41/18,849,605.09 = 7,547,705.25/x
  3. Step 3: Cross multiply
    13,659,670.41x = 18,849,605.09 × 7,547,705.25
  4. Step 4: Simplify right side
    13,659,670.41x = 142,271,263,260,481.19
  5. Step 5: Solve for x
    x = 142,271,263,260,481.19/13,659,670.41
  6. Step 6: Final answer
    x = 10,415,424.31

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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.