Home / 9,785,613.60-14,678,420.40-7,770,074.40

Finding the Fourth Proportional to 9,785,613.60, 14,678,420.40 and 7,770,074.40

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Solution

The fourth proportional to 9,785,613.60, 14,678,420.40 and 7,770,074.40 is: 11,655,111.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,785,613.60 : 14,678,420.40 = 7,770,074.40 : x
  2. Step 2: Convert to fraction form
    9,785,613.60/14,678,420.40 = 7,770,074.40/x
  3. Step 3: Cross multiply
    9,785,613.60x = 14,678,420.40 × 7,770,074.40
  4. Step 4: Simplify right side
    9,785,613.60x = 114,052,418,582,477.77
  5. Step 5: Solve for x
    x = 114,052,418,582,477.77/9,785,613.60
  6. Step 6: Final answer
    x = 11,655,111.60

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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.