Home / 48,440,522.40-72,660,783.60-12,538,730.40

Finding the Fourth Proportional to 48,440,522.40, 72,660,783.60 and 12,538,730.40

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Solution

The fourth proportional to 48,440,522.40, 72,660,783.60 and 12,538,730.40 is: 18,808,095.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,440,522.40 : 72,660,783.60 = 12,538,730.40 : x
  2. Step 2: Convert to fraction form
    48,440,522.40/72,660,783.60 = 12,538,730.40/x
  3. Step 3: Cross multiply
    48,440,522.40x = 72,660,783.60 × 12,538,730.40
  4. Step 4: Simplify right side
    48,440,522.40x = 911,073,976,213,141.38
  5. Step 5: Solve for x
    x = 911,073,976,213,141.38/48,440,522.40
  6. Step 6: Final answer
    x = 18,808,095.60

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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.