Home / 8,740,809.40-13,111,214.10-6,615,045.40

Finding the Fourth Proportional to 8,740,809.40, 13,111,214.10 and 6,615,045.40

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Solution

The fourth proportional to 8,740,809.40, 13,111,214.10 and 6,615,045.40 is: 9,922,568.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740,809.40 : 13,111,214.10 = 6,615,045.40 : x
  2. Step 2: Convert to fraction form
    8,740,809.40/13,111,214.10 = 6,615,045.40/x
  3. Step 3: Cross multiply
    8,740,809.40x = 13,111,214.10 × 6,615,045.40
  4. Step 4: Simplify right side
    8,740,809.40x = 86,731,276,520,620.14
  5. Step 5: Solve for x
    x = 86,731,276,520,620.14/8,740,809.40
  6. Step 6: Final answer
    x = 9,922,568.10

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Double scale
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Similar ratio
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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.