Home / 57,503,281.09-86,281,856.97-28,341,222.77

Finding the Fourth Proportional to 57,503,281.09, 86,281,856.97 and 28,341,222.77

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Solution

The fourth proportional to 57,503,281.09, 86,281,856.97 and 28,341,222.77 is: 42,525,109.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,503,281.09 : 86,281,856.97 = 28,341,222.77 : x
  2. Step 2: Convert to fraction form
    57,503,281.09/86,281,856.97 = 28,341,222.77/x
  3. Step 3: Cross multiply
    57,503,281.09x = 86,281,856.97 × 28,341,222.77
  4. Step 4: Simplify right side
    57,503,281.09x = 2,445,333,329,396,047
  5. Step 5: Solve for x
    x = 2,445,333,329,396,047/57,503,281.09
  6. Step 6: Final answer
    x = 42,525,109.58

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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.