Home / 15,379,862.40-23,069,793.60-7,417,238.40

Finding the Fourth Proportional to 15,379,862.40, 23,069,793.60 and 7,417,238.40

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Solution

The fourth proportional to 15,379,862.40, 23,069,793.60 and 7,417,238.40 is: 11,125,857.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,379,862.40 : 23,069,793.60 = 7,417,238.40 : x
  2. Step 2: Convert to fraction form
    15,379,862.40/23,069,793.60 = 7,417,238.40/x
  3. Step 3: Cross multiply
    15,379,862.40x = 23,069,793.60 × 7,417,238.40
  4. Step 4: Simplify right side
    15,379,862.40x = 171,114,158,969,994.25
  5. Step 5: Solve for x
    x = 171,114,158,969,994.25/15,379,862.40
  6. Step 6: Final answer
    x = 11,125,857.60

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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.