Home / 28,370,068.52-39,153,106.96-15,982,594.34

Finding the Fourth Proportional to 28,370,068.52, 39,153,106.96 and 15,982,594.34

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Solution

The fourth proportional to 28,370,068.52, 39,153,106.96 and 15,982,594.34 is: 22,057,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,370,068.52 : 39,153,106.96 = 15,982,594.34 : x
  2. Step 2: Convert to fraction form
    28,370,068.52/39,153,106.96 = 15,982,594.34/x
  3. Step 3: Cross multiply
    28,370,068.52x = 39,153,106.96 × 15,982,594.34
  4. Step 4: Simplify right side
    28,370,068.52x = 625,768,225,456,588.62
  5. Step 5: Solve for x
    x = 625,768,225,456,588.62/28,370,068.52
  6. Step 6: Final answer
    x = 22,057,339.24

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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.