Home / 8,323,409.63-12,484,833.01-2,931,919.14

Finding the Fourth Proportional to 8,323,409.63, 12,484,833.01 and 2,931,919.14

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Solution

The fourth proportional to 8,323,409.63, 12,484,833.01 and 2,931,919.14 is: 4,397,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,409.63 : 12,484,833.01 = 2,931,919.14 : x
  2. Step 2: Convert to fraction form
    8,323,409.63/12,484,833.01 = 2,931,919.14/x
  3. Step 3: Cross multiply
    8,323,409.63x = 12,484,833.01 × 2,931,919.14
  4. Step 4: Simplify right side
    8,323,409.63x = 36,604,520,854,393.02
  5. Step 5: Solve for x
    x = 36,604,520,854,393.02/8,323,409.63
  6. Step 6: Final answer
    x = 4,397,779.58

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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.