Home / 10,782,002.70-16,168,338.45-4,390,130.70

Finding the Fourth Proportional to 10,782,002.70, 16,168,338.45 and 4,390,130.70

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Solution

The fourth proportional to 10,782,002.70, 16,168,338.45 and 4,390,130.70 is: 6,583,296.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,782,002.70 : 16,168,338.45 = 4,390,130.70 : x
  2. Step 2: Convert to fraction form
    10,782,002.70/16,168,338.45 = 4,390,130.70/x
  3. Step 3: Cross multiply
    10,782,002.70x = 16,168,338.45 × 4,390,130.70
  4. Step 4: Simplify right side
    10,782,002.70x = 70,981,118,997,335.42
  5. Step 5: Solve for x
    x = 70,981,118,997,335.42/10,782,002.70
  6. Step 6: Final answer
    x = 6,583,296.35

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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.