Home / 33,249,389.60-49,790,103.60-21,828,000.80

Finding the Fourth Proportional to 33,249,389.60, 49,790,103.60 and 21,828,000.80

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Solution

The fourth proportional to 33,249,389.60, 49,790,103.60 and 21,828,000.80 is: 32,686,868.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,249,389.60 : 49,790,103.60 = 21,828,000.80 : x
  2. Step 2: Convert to fraction form
    33,249,389.60/49,790,103.60 = 21,828,000.80/x
  3. Step 3: Cross multiply
    33,249,389.60x = 49,790,103.60 × 21,828,000.80
  4. Step 4: Simplify right side
    33,249,389.60x = 1,086,818,421,212,883
  5. Step 5: Solve for x
    x = 1,086,818,421,212,883/33,249,389.60
  6. Step 6: Final answer
    x = 32,686,868.37

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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.