Home / 58,815,249.36-81,108,715.72-38,937,548.88

Finding the Fourth Proportional to 58,815,249.36, 81,108,715.72 and 38,937,548.88

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Solution

The fourth proportional to 58,815,249.36, 81,108,715.72 and 38,937,548.88 is: 53,696,526.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,815,249.36 : 81,108,715.72 = 38,937,548.88 : x
  2. Step 2: Convert to fraction form
    58,815,249.36/81,108,715.72 = 38,937,548.88/x
  3. Step 3: Cross multiply
    58,815,249.36x = 81,108,715.72 × 38,937,548.88
  4. Step 4: Simplify right side
    58,815,249.36x = 3,158,174,582,941,524.50
  5. Step 5: Solve for x
    x = 3,158,174,582,941,524.50/58,815,249.36
  6. Step 6: Final answer
    x = 53,696,526.28

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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.