Home / 30,196,052.16-45,290,686.29-8,339,538.60

Finding the Fourth Proportional to 30,196,052.16, 45,290,686.29 and 8,339,538.60

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Solution

The fourth proportional to 30,196,052.16, 45,290,686.29 and 8,339,538.60 is: 12,508,371.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,196,052.16 : 45,290,686.29 = 8,339,538.60 : x
  2. Step 2: Convert to fraction form
    30,196,052.16/45,290,686.29 = 8,339,538.60/x
  3. Step 3: Cross multiply
    30,196,052.16x = 45,290,686.29 × 8,339,538.60
  4. Step 4: Simplify right side
    30,196,052.16x = 377,703,426,535,945.75
  5. Step 5: Solve for x
    x = 377,703,426,535,945.75/30,196,052.16
  6. Step 6: Final answer
    x = 12,508,371.11

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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.