Home / 8,302,496.60-12,444,413.70-4,257,421.40

Finding the Fourth Proportional to 8,302,496.60, 12,444,413.70 and 4,257,421.40

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Solution

The fourth proportional to 8,302,496.60, 12,444,413.70 and 4,257,421.40 is: 6,381,347.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302,496.60 : 12,444,413.70 = 4,257,421.40 : x
  2. Step 2: Convert to fraction form
    8,302,496.60/12,444,413.70 = 4,257,421.40/x
  3. Step 3: Cross multiply
    8,302,496.60x = 12,444,413.70 × 4,257,421.40
  4. Step 4: Simplify right side
    8,302,496.60x = 52,981,113,196,833.18
  5. Step 5: Solve for x
    x = 52,981,113,196,833.18/8,302,496.60
  6. Step 6: Final answer
    x = 6,381,347.17

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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.