Home / 13,166,271.60-19,749,407.40-4,191,730.80

Finding the Fourth Proportional to 13,166,271.60, 19,749,407.40 and 4,191,730.80

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Solution

The fourth proportional to 13,166,271.60, 19,749,407.40 and 4,191,730.80 is: 6,287,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,166,271.60 : 19,749,407.40 = 4,191,730.80 : x
  2. Step 2: Convert to fraction form
    13,166,271.60/19,749,407.40 = 4,191,730.80/x
  3. Step 3: Cross multiply
    13,166,271.60x = 19,749,407.40 × 4,191,730.80
  4. Step 4: Simplify right side
    13,166,271.60x = 82,784,199,280,327.91
  5. Step 5: Solve for x
    x = 82,784,199,280,327.91/13,166,271.60
  6. Step 6: Final answer
    x = 6,287,596.20

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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.