Home / 89,979,205.63-134,973,852.96-25,277,966.21

Finding the Fourth Proportional to 89,979,205.63, 134,973,852.96 and 25,277,966.21

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Solution

The fourth proportional to 89,979,205.63, 134,973,852.96 and 25,277,966.21 is: 37,918,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,979,205.63 : 134,973,852.96 = 25,277,966.21 : x
  2. Step 2: Convert to fraction form
    89,979,205.63/134,973,852.96 = 25,277,966.21/x
  3. Step 3: Cross multiply
    89,979,205.63x = 134,973,852.96 × 25,277,966.21
  4. Step 4: Simplify right side
    89,979,205.63x = 3,411,864,494,356,389
  5. Step 5: Solve for x
    x = 3,411,864,494,356,389/89,979,205.63
  6. Step 6: Final answer
    x = 37,918,366.48

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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.