Home / 58,046,023.22-87,069,021.86-21,160,678.49

Finding the Fourth Proportional to 58,046,023.22, 87,069,021.86 and 21,160,678.49

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Solution

The fourth proportional to 58,046,023.22, 87,069,021.86 and 21,160,678.49 is: 31,741,013.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,046,023.22 : 87,069,021.86 = 21,160,678.49 : x
  2. Step 2: Convert to fraction form
    58,046,023.22/87,069,021.86 = 21,160,678.49/x
  3. Step 3: Cross multiply
    58,046,023.22x = 87,069,021.86 × 21,160,678.49
  4. Step 4: Simplify right side
    58,046,023.22x = 1,842,439,577,477,093.25
  5. Step 5: Solve for x
    x = 1,842,439,577,477,093.25/58,046,023.22
  6. Step 6: Final answer
    x = 31,741,013.00

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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.