Home / 8,113,822.60-12,170,733.90-2,130,795.40

Finding the Fourth Proportional to 8,113,822.60, 12,170,733.90 and 2,130,795.40

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Solution

The fourth proportional to 8,113,822.60, 12,170,733.90 and 2,130,795.40 is: 3,196,193.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,113,822.60 : 12,170,733.90 = 2,130,795.40 : x
  2. Step 2: Convert to fraction form
    8,113,822.60/12,170,733.90 = 2,130,795.40/x
  3. Step 3: Cross multiply
    8,113,822.60x = 12,170,733.90 × 2,130,795.40
  4. Step 4: Simplify right side
    8,113,822.60x = 25,933,343,808,744.06
  5. Step 5: Solve for x
    x = 25,933,343,808,744.06/8,113,822.60
  6. Step 6: Final answer
    x = 3,196,193.10

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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.