Home / 56,130,901.50-84,196,355.49-13,580,629.50

Finding the Fourth Proportional to 56,130,901.50, 84,196,355.49 and 13,580,629.50

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Solution

The fourth proportional to 56,130,901.50, 84,196,355.49 and 13,580,629.50 is: 20,370,945.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,130,901.50 : 84,196,355.49 = 13,580,629.50 : x
  2. Step 2: Convert to fraction form
    56,130,901.50/84,196,355.49 = 13,580,629.50/x
  3. Step 3: Cross multiply
    56,130,901.50x = 84,196,355.49 × 13,580,629.50
  4. Step 4: Simplify right side
    56,130,901.50x = 1,143,439,509,159,981
  5. Step 5: Solve for x
    x = 1,143,439,509,159,981/56,130,901.50
  6. Step 6: Final answer
    x = 20,370,945.03

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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.