Home / 10,911,929.40-16,366,581.90-4,521,515.40

Finding the Fourth Proportional to 10,911,929.40, 16,366,581.90 and 4,521,515.40

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Solution

The fourth proportional to 10,911,929.40, 16,366,581.90 and 4,521,515.40 is: 6,781,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,929.40 : 16,366,581.90 = 4,521,515.40 : x
  2. Step 2: Convert to fraction form
    10,911,929.40/16,366,581.90 = 4,521,515.40/x
  3. Step 3: Cross multiply
    10,911,929.40x = 16,366,581.90 × 4,521,515.40
  4. Step 4: Simplify right side
    10,911,929.40x = 74,001,752,106,211.27
  5. Step 5: Solve for x
    x = 74,001,752,106,211.27/10,911,929.40
  6. Step 6: Final answer
    x = 6,781,729.37

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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.