Home / 52,157,509.59-78,219,653.84-17,134,494.38

Finding the Fourth Proportional to 52,157,509.59, 78,219,653.84 and 17,134,494.38

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Solution

The fourth proportional to 52,157,509.59, 78,219,653.84 and 17,134,494.38 is: 25,696,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,157,509.59 : 78,219,653.84 = 17,134,494.38 : x
  2. Step 2: Convert to fraction form
    52,157,509.59/78,219,653.84 = 17,134,494.38/x
  3. Step 3: Cross multiply
    52,157,509.59x = 78,219,653.84 × 17,134,494.38
  4. Step 4: Simplify right side
    52,157,509.59x = 1,340,254,219,127,025.50
  5. Step 5: Solve for x
    x = 1,340,254,219,127,025.50/52,157,509.59
  6. Step 6: Final answer
    x = 25,696,284.77

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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.