Home / 15,678,533.60-23,517,800.40-15,439,385.15

Finding the Fourth Proportional to 15,678,533.60, 23,517,800.40 and 15,439,385.15

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Solution

The fourth proportional to 15,678,533.60, 23,517,800.40 and 15,439,385.15 is: 23,159,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,678,533.60 : 23,517,800.40 = 15,439,385.15 : x
  2. Step 2: Convert to fraction form
    15,678,533.60/23,517,800.40 = 15,439,385.15/x
  3. Step 3: Cross multiply
    15,678,533.60x = 23,517,800.40 × 15,439,385.15
  4. Step 4: Simplify right side
    15,678,533.60x = 363,100,378,256,424.06
  5. Step 5: Solve for x
    x = 363,100,378,256,424.06/15,678,533.60
  6. Step 6: Final answer
    x = 23,159,077.73

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1.5x scale

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.