Home / 38,142,027.60-57,213,041.40-15,411,224.40

Finding the Fourth Proportional to 38,142,027.60, 57,213,041.40 and 15,411,224.40

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Solution

The fourth proportional to 38,142,027.60, 57,213,041.40 and 15,411,224.40 is: 23,116,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,142,027.60 : 57,213,041.40 = 15,411,224.40 : x
  2. Step 2: Convert to fraction form
    38,142,027.60/57,213,041.40 = 15,411,224.40/x
  3. Step 3: Cross multiply
    38,142,027.60x = 57,213,041.40 × 15,411,224.40
  4. Step 4: Simplify right side
    38,142,027.60x = 881,723,019,621,890.12
  5. Step 5: Solve for x
    x = 881,723,019,621,890.12/38,142,027.60
  6. Step 6: Final answer
    x = 23,116,836.60

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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.