Home / 56,130,904-84,196,359.24-13,580,632

Finding the Fourth Proportional to 56,130,904, 84,196,359.24 and 13,580,632

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Solution

The fourth proportional to 56,130,904, 84,196,359.24 and 13,580,632 is: 20,370,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130,904 : 84,196,359.24 = 13,580,632 : x
  2. Step 2: Convert to fraction form
    56,130,904/84,196,359.24 = 13,580,632/x
  3. Step 3: Cross multiply
    56,130,904x = 84,196,359.24 × 13,580,632
  4. Step 4: Simplify right side
    56,130,904x = 1,143,439,770,578,239.50
  5. Step 5: Solve for x
    x = 1,143,439,770,578,239.50/56,130,904
  6. Step 6: Final answer
    x = 20,370,948.78

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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.