Home / 13,824,000.60-20,736,000.90-8,778,931.80

Finding the Fourth Proportional to 13,824,000.60, 20,736,000.90 and 8,778,931.80

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Solution

The fourth proportional to 13,824,000.60, 20,736,000.90 and 8,778,931.80 is: 13,168,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,000.60 : 20,736,000.90 = 8,778,931.80 : x
  2. Step 2: Convert to fraction form
    13,824,000.60/20,736,000.90 = 8,778,931.80/x
  3. Step 3: Cross multiply
    13,824,000.60x = 20,736,000.90 × 8,778,931.80
  4. Step 4: Simplify right side
    13,824,000.60x = 182,039,937,705,838.62
  5. Step 5: Solve for x
    x = 182,039,937,705,838.62/13,824,000.60
  6. Step 6: Final answer
    x = 13,168,397.70

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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.