Home / 9,720,173.40-14,580,260.10-9,305,518.20

Finding the Fourth Proportional to 9,720,173.40, 14,580,260.10 and 9,305,518.20

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Solution

The fourth proportional to 9,720,173.40, 14,580,260.10 and 9,305,518.20 is: 13,958,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,720,173.40 : 14,580,260.10 = 9,305,518.20 : x
  2. Step 2: Convert to fraction form
    9,720,173.40/14,580,260.10 = 9,305,518.20/x
  3. Step 3: Cross multiply
    9,720,173.40x = 14,580,260.10 × 9,305,518.20
  4. Step 4: Simplify right side
    9,720,173.40x = 135,676,875,721,283.81
  5. Step 5: Solve for x
    x = 135,676,875,721,283.81/9,720,173.40
  6. Step 6: Final answer
    x = 13,958,277.30

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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.