Home / 6,261,445.20-9,403,572.60-5,477,624.40

Finding the Fourth Proportional to 6,261,445.20, 9,403,572.60 and 5,477,624.40

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Solution

The fourth proportional to 6,261,445.20, 9,403,572.60 and 5,477,624.40 is: 8,226,413.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,261,445.20 : 9,403,572.60 = 5,477,624.40 : x
  2. Step 2: Convert to fraction form
    6,261,445.20/9,403,572.60 = 5,477,624.40/x
  3. Step 3: Cross multiply
    6,261,445.20x = 9,403,572.60 × 5,477,624.40
  4. Step 4: Simplify right side
    6,261,445.20x = 51,509,238,720,931.45
  5. Step 5: Solve for x
    x = 51,509,238,720,931.45/6,261,445.20
  6. Step 6: Final answer
    x = 8,226,413.72

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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.