Home / 5,509,041.60-8,263,562.40-1,913,613.60

Finding the Fourth Proportional to 5,509,041.60, 8,263,562.40 and 1,913,613.60

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Solution

The fourth proportional to 5,509,041.60, 8,263,562.40 and 1,913,613.60 is: 2,870,420.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509,041.60 : 8,263,562.40 = 1,913,613.60 : x
  2. Step 2: Convert to fraction form
    5,509,041.60/8,263,562.40 = 1,913,613.60/x
  3. Step 3: Cross multiply
    5,509,041.60x = 8,263,562.40 × 1,913,613.60
  4. Step 4: Simplify right side
    5,509,041.60x = 15,813,265,393,088.64
  5. Step 5: Solve for x
    x = 15,813,265,393,088.64/5,509,041.60
  6. Step 6: Final answer
    x = 2,870,420.40

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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.