Home / 28,475,070.16-39,295,400.52-15,422,030.32

Finding the Fourth Proportional to 28,475,070.16, 39,295,400.52 and 15,422,030.32

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Solution

The fourth proportional to 28,475,070.16, 39,295,400.52 and 15,422,030.32 is: 21,282,295.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475,070.16 : 39,295,400.52 = 15,422,030.32 : x
  2. Step 2: Convert to fraction form
    28,475,070.16/39,295,400.52 = 15,422,030.32/x
  3. Step 3: Cross multiply
    28,475,070.16x = 39,295,400.52 × 15,422,030.32
  4. Step 4: Simplify right side
    28,475,070.16x = 606,014,858,255,983.88
  5. Step 5: Solve for x
    x = 606,014,858,255,983.88/28,475,070.16
  6. Step 6: Final answer
    x = 21,282,295.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.