Home / 20,362,567.46-28,100,897.37-11,070,762.71

Finding the Fourth Proportional to 20,362,567.46, 28,100,897.37 and 11,070,762.71

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Solution

The fourth proportional to 20,362,567.46, 28,100,897.37 and 11,070,762.71 is: 15,277,953.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,567.46 : 28,100,897.37 = 11,070,762.71 : x
  2. Step 2: Convert to fraction form
    20,362,567.46/28,100,897.37 = 11,070,762.71/x
  3. Step 3: Cross multiply
    20,362,567.46x = 28,100,897.37 × 11,070,762.71
  4. Step 4: Simplify right side
    20,362,567.46x = 311,098,366,580,828.62
  5. Step 5: Solve for x
    x = 311,098,366,580,828.62/20,362,567.46
  6. Step 6: Final answer
    x = 15,277,953.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.