Home / 58,579,969.80-87,869,954.70-38,172,635.40

Finding the Fourth Proportional to 58,579,969.80, 87,869,954.70 and 38,172,635.40

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Solution

The fourth proportional to 58,579,969.80, 87,869,954.70 and 38,172,635.40 is: 57,258,953.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,579,969.80 : 87,869,954.70 = 38,172,635.40 : x
  2. Step 2: Convert to fraction form
    58,579,969.80/87,869,954.70 = 38,172,635.40/x
  3. Step 3: Cross multiply
    58,579,969.80x = 87,869,954.70 × 38,172,635.40
  4. Step 4: Simplify right side
    58,579,969.80x = 3,354,227,743,377,616.50
  5. Step 5: Solve for x
    x = 3,354,227,743,377,616.50/58,579,969.80
  6. Step 6: Final answer
    x = 57,258,953.10

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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.