Home / 13,886,701.60-20,830,052.40-4,911,253.60

Finding the Fourth Proportional to 13,886,701.60, 20,830,052.40 and 4,911,253.60

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Solution

The fourth proportional to 13,886,701.60, 20,830,052.40 and 4,911,253.60 is: 7,366,880.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,886,701.60 : 20,830,052.40 = 4,911,253.60 : x
  2. Step 2: Convert to fraction form
    13,886,701.60/20,830,052.40 = 4,911,253.60/x
  3. Step 3: Cross multiply
    13,886,701.60x = 20,830,052.40 × 4,911,253.60
  4. Step 4: Simplify right side
    13,886,701.60x = 102,301,669,837,688.62
  5. Step 5: Solve for x
    x = 102,301,669,837,688.62/13,886,701.60
  6. Step 6: Final answer
    x = 7,366,880.40

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Similar ratio
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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.