Home / 10,365,051.05-15,547,576.58-9,169,308.80

Finding the Fourth Proportional to 10,365,051.05, 15,547,576.58 and 9,169,308.80

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Solution

The fourth proportional to 10,365,051.05, 15,547,576.58 and 9,169,308.80 is: 13,753,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,051.05 : 15,547,576.58 = 9,169,308.80 : x
  2. Step 2: Convert to fraction form
    10,365,051.05/15,547,576.58 = 9,169,308.80/x
  3. Step 3: Cross multiply
    10,365,051.05x = 15,547,576.58 × 9,169,308.80
  4. Step 4: Simplify right side
    10,365,051.05x = 142,560,530,753,667.91
  5. Step 5: Solve for x
    x = 142,560,530,753,667.91/10,365,051.05
  6. Step 6: Final answer
    x = 13,753,963.20

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1.5x scale

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.