Home / 30,357,701.38-41,893,683.02-16,606,665.50

Finding the Fourth Proportional to 30,357,701.38, 41,893,683.02 and 16,606,665.50

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Solution

The fourth proportional to 30,357,701.38, 41,893,683.02 and 16,606,665.50 is: 22,917,228.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,357,701.38 : 41,893,683.02 = 16,606,665.50 : x
  2. Step 2: Convert to fraction form
    30,357,701.38/41,893,683.02 = 16,606,665.50/x
  3. Step 3: Cross multiply
    30,357,701.38x = 41,893,683.02 × 16,606,665.50
  4. Step 4: Simplify right side
    30,357,701.38x = 695,714,380,476,169.88
  5. Step 5: Solve for x
    x = 695,714,380,476,169.88/30,357,701.38
  6. Step 6: Final answer
    x = 22,917,228.54

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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.