Home / 8,898,156.81-12,280,085.87-5,030,714.61

Finding the Fourth Proportional to 8,898,156.81, 12,280,085.87 and 5,030,714.61

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Solution

The fourth proportional to 8,898,156.81, 12,280,085.87 and 5,030,714.61 is: 6,942,742.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,898,156.81 : 12,280,085.87 = 5,030,714.61 : x
  2. Step 2: Convert to fraction form
    8,898,156.81/12,280,085.87 = 5,030,714.61/x
  3. Step 3: Cross multiply
    8,898,156.81x = 12,280,085.87 × 5,030,714.61
  4. Step 4: Simplify right side
    8,898,156.81x = 61,777,607,373,109.99
  5. Step 5: Solve for x
    x = 61,777,607,373,109.99/8,898,156.81
  6. Step 6: Final answer
    x = 6,942,742.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.