Home / 8,237,701.60-12,357,718.80-2,557,333.60

Finding the Fourth Proportional to 8,237,701.60, 12,357,718.80 and 2,557,333.60

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Solution

The fourth proportional to 8,237,701.60, 12,357,718.80 and 2,557,333.60 is: 3,836,362.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237,701.60 : 12,357,718.80 = 2,557,333.60 : x
  2. Step 2: Convert to fraction form
    8,237,701.60/12,357,718.80 = 2,557,333.60/x
  3. Step 3: Cross multiply
    8,237,701.60x = 12,357,718.80 × 2,557,333.60
  4. Step 4: Simplify right side
    8,237,701.60x = 31,602,809,506,591.68
  5. Step 5: Solve for x
    x = 31,602,809,506,591.68/8,237,701.60
  6. Step 6: Final answer
    x = 3,836,362.50

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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.