Home / 10,777,561.60-16,166,342.40-9,785,538.40

Finding the Fourth Proportional to 10,777,561.60, 16,166,342.40 and 9,785,538.40

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Solution

The fourth proportional to 10,777,561.60, 16,166,342.40 and 9,785,538.40 is: 14,678,307.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,561.60 : 16,166,342.40 = 9,785,538.40 : x
  2. Step 2: Convert to fraction form
    10,777,561.60/16,166,342.40 = 9,785,538.40/x
  3. Step 3: Cross multiply
    10,777,561.60x = 16,166,342.40 × 9,785,538.40
  4. Step 4: Simplify right side
    10,777,561.60x = 158,196,364,342,748.16
  5. Step 5: Solve for x
    x = 158,196,364,342,748.16/10,777,561.60
  6. Step 6: Final answer
    x = 14,678,307.60

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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.