Home / 57,499,332.60-86,248,998.90-28,749,905.40

Finding the Fourth Proportional to 57,499,332.60, 86,248,998.90 and 28,749,905.40

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Solution

The fourth proportional to 57,499,332.60, 86,248,998.90 and 28,749,905.40 is: 43,124,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,499,332.60 : 86,248,998.90 = 28,749,905.40 : x
  2. Step 2: Convert to fraction form
    57,499,332.60/86,248,998.90 = 28,749,905.40/x
  3. Step 3: Cross multiply
    57,499,332.60x = 86,248,998.90 × 28,749,905.40
  4. Step 4: Simplify right side
    57,499,332.60x = 2,479,650,559,219,704
  5. Step 5: Solve for x
    x = 2,479,650,559,219,704/57,499,332.60
  6. Step 6: Final answer
    x = 43,124,858.10

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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.