Home / 10,365,054.05-15,547,581.08-9,169,311.80

Finding the Fourth Proportional to 10,365,054.05, 15,547,581.08 and 9,169,311.80

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Solution

The fourth proportional to 10,365,054.05, 15,547,581.08 and 9,169,311.80 is: 13,753,967.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,365,054.05 : 15,547,581.08 = 9,169,311.80 : x
  2. Step 2: Convert to fraction form
    10,365,054.05/15,547,581.08 = 9,169,311.80/x
  3. Step 3: Cross multiply
    10,365,054.05x = 15,547,581.08 × 9,169,311.80
  4. Step 4: Simplify right side
    10,365,054.05x = 142,560,618,658,300.75
  5. Step 5: Solve for x
    x = 142,560,618,658,300.75/10,365,054.05
  6. Step 6: Final answer
    x = 13,753,967.70

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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.