Home / 9,742,137.60-14,612,905.20-4,628,248.80

Finding the Fourth Proportional to 9,742,137.60, 14,612,905.20 and 4,628,248.80

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Solution

The fourth proportional to 9,742,137.60, 14,612,905.20 and 4,628,248.80 is: 6,942,230.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,137.60 : 14,612,905.20 = 4,628,248.80 : x
  2. Step 2: Convert to fraction form
    9,742,137.60/14,612,905.20 = 4,628,248.80/x
  3. Step 3: Cross multiply
    9,742,137.60x = 14,612,905.20 × 4,628,248.80
  4. Step 4: Simplify right side
    9,742,137.60x = 67,632,160,956,413.75
  5. Step 5: Solve for x
    x = 67,632,160,956,413.75/9,742,137.60
  6. Step 6: Final answer
    x = 6,942,230.11

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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.