Home / 9,390,619.41-12,971,211-7,765,590.93

Finding the Fourth Proportional to 9,390,619.41, 12,971,211 and 7,765,590.93

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Solution

The fourth proportional to 9,390,619.41, 12,971,211 and 7,765,590.93 is: 10,726,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390,619.41 : 12,971,211 = 7,765,590.93 : x
  2. Step 2: Convert to fraction form
    9,390,619.41/12,971,211 = 7,765,590.93/x
  3. Step 3: Cross multiply
    9,390,619.41x = 12,971,211 × 7,765,590.93
  4. Step 4: Simplify right side
    9,390,619.41x = 100,729,118,492,716.22
  5. Step 5: Solve for x
    x = 100,729,118,492,716.22/9,390,619.41
  6. Step 6: Final answer
    x = 10,726,568.09

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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.