Home / 8,857,787.60-13,286,681.40-7,262,152.40

Finding the Fourth Proportional to 8,857,787.60, 13,286,681.40 and 7,262,152.40

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Solution

The fourth proportional to 8,857,787.60, 13,286,681.40 and 7,262,152.40 is: 10,893,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857,787.60 : 13,286,681.40 = 7,262,152.40 : x
  2. Step 2: Convert to fraction form
    8,857,787.60/13,286,681.40 = 7,262,152.40/x
  3. Step 3: Cross multiply
    8,857,787.60x = 13,286,681.40 × 7,262,152.40
  4. Step 4: Simplify right side
    8,857,787.60x = 96,489,905,217,045.38
  5. Step 5: Solve for x
    x = 96,489,905,217,045.38/8,857,787.60
  6. Step 6: Final answer
    x = 10,893,228.60

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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.