Home / 30,169,074.38-41,634,693.56-17,779,690.69

Finding the Fourth Proportional to 30,169,074.38, 41,634,693.56 and 17,779,690.69

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Solution

The fourth proportional to 30,169,074.38, 41,634,693.56 and 17,779,690.69 is: 24,536,781.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,169,074.38 : 41,634,693.56 = 17,779,690.69 : x
  2. Step 2: Convert to fraction form
    30,169,074.38/41,634,693.56 = 17,779,690.69/x
  3. Step 3: Cross multiply
    30,169,074.38x = 41,634,693.56 × 17,779,690.69
  4. Step 4: Simplify right side
    30,169,074.38x = 740,251,973,410,097.50
  5. Step 5: Solve for x
    x = 740,251,973,410,097.50/30,169,074.38
  6. Step 6: Final answer
    x = 24,536,781.08

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Double scale
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1.5x scale

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.