Home / 10,851,750.20-16,249,631.70-8,612,262.20

Finding the Fourth Proportional to 10,851,750.20, 16,249,631.70 and 8,612,262.20

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Solution

The fourth proportional to 10,851,750.20, 16,249,631.70 and 8,612,262.20 is: 12,896,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,851,750.20 : 16,249,631.70 = 8,612,262.20 : x
  2. Step 2: Convert to fraction form
    10,851,750.20/16,249,631.70 = 8,612,262.20/x
  3. Step 3: Cross multiply
    10,851,750.20x = 16,249,631.70 × 8,612,262.20
  4. Step 4: Simplify right side
    10,851,750.20x = 139,946,088,853,831.72
  5. Step 5: Solve for x
    x = 139,946,088,853,831.72/10,851,750.20
  6. Step 6: Final answer
    x = 12,896,176.77

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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.