Home / 55,730,037.20-83,595,055.80-30,220,869.20

Finding the Fourth Proportional to 55,730,037.20, 83,595,055.80 and 30,220,869.20

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Solution

The fourth proportional to 55,730,037.20, 83,595,055.80 and 30,220,869.20 is: 45,331,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,730,037.20 : 83,595,055.80 = 30,220,869.20 : x
  2. Step 2: Convert to fraction form
    55,730,037.20/83,595,055.80 = 30,220,869.20/x
  3. Step 3: Cross multiply
    55,730,037.20x = 83,595,055.80 × 30,220,869.20
  4. Step 4: Simplify right side
    55,730,037.20x = 2,526,315,247,098,501
  5. Step 5: Solve for x
    x = 2,526,315,247,098,501/55,730,037.20
  6. Step 6: Final answer
    x = 45,331,303.80

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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.