Home / 20,166,345.70-30,249,518.55-6,701,424.10

Finding the Fourth Proportional to 20,166,345.70, 30,249,518.55 and 6,701,424.10

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Solution

The fourth proportional to 20,166,345.70, 30,249,518.55 and 6,701,424.10 is: 10,052,136.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,166,345.70 : 30,249,518.55 = 6,701,424.10 : x
  2. Step 2: Convert to fraction form
    20,166,345.70/30,249,518.55 = 6,701,424.10/x
  3. Step 3: Cross multiply
    20,166,345.70x = 30,249,518.55 × 6,701,424.10
  4. Step 4: Simplify right side
    20,166,345.70x = 202,714,852,624,367.06
  5. Step 5: Solve for x
    x = 202,714,852,624,367.06/20,166,345.70
  6. Step 6: Final answer
    x = 10,052,136.15

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1.5x scale

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.