Home / 10,745,878.40-16,118,817.60-9,486,166.40

Finding the Fourth Proportional to 10,745,878.40, 16,118,817.60 and 9,486,166.40

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Solution

The fourth proportional to 10,745,878.40, 16,118,817.60 and 9,486,166.40 is: 14,229,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745,878.40 : 16,118,817.60 = 9,486,166.40 : x
  2. Step 2: Convert to fraction form
    10,745,878.40/16,118,817.60 = 9,486,166.40/x
  3. Step 3: Cross multiply
    10,745,878.40x = 16,118,817.60 × 9,486,166.40
  4. Step 4: Simplify right side
    10,745,878.40x = 152,905,785,924,848.66
  5. Step 5: Solve for x
    x = 152,905,785,924,848.66/10,745,878.40
  6. Step 6: Final answer
    x = 14,229,249.60

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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.