Home / 9,163,909.60-13,742,365.20-2,772,037.60

Finding the Fourth Proportional to 9,163,909.60, 13,742,365.20 and 2,772,037.60

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Solution

The fourth proportional to 9,163,909.60, 13,742,365.20 and 2,772,037.60 is: 4,156,997.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163,909.60 : 13,742,365.20 = 2,772,037.60 : x
  2. Step 2: Convert to fraction form
    9,163,909.60/13,742,365.20 = 2,772,037.60/x
  3. Step 3: Cross multiply
    9,163,909.60x = 13,742,365.20 × 2,772,037.60
  4. Step 4: Simplify right side
    9,163,909.60x = 38,094,353,047,331.52
  5. Step 5: Solve for x
    x = 38,094,353,047,331.52/9,163,909.60
  6. Step 6: Final answer
    x = 4,156,997.91

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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.