Home / 8,020,475.20-12,030,712.80-6,130,907.20

Finding the Fourth Proportional to 8,020,475.20, 12,030,712.80 and 6,130,907.20

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Solution

The fourth proportional to 8,020,475.20, 12,030,712.80 and 6,130,907.20 is: 9,196,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,475.20 : 12,030,712.80 = 6,130,907.20 : x
  2. Step 2: Convert to fraction form
    8,020,475.20/12,030,712.80 = 6,130,907.20/x
  3. Step 3: Cross multiply
    8,020,475.20x = 12,030,712.80 × 6,130,907.20
  4. Step 4: Simplify right side
    8,020,475.20x = 73,759,183,726,652.17
  5. Step 5: Solve for x
    x = 73,759,183,726,652.17/8,020,475.20
  6. Step 6: Final answer
    x = 9,196,360.80

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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.