Home / 28,350,001.80-42,525,002.70-15,595,417.80

Finding the Fourth Proportional to 28,350,001.80, 42,525,002.70 and 15,595,417.80

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Solution

The fourth proportional to 28,350,001.80, 42,525,002.70 and 15,595,417.80 is: 23,393,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,350,001.80 : 42,525,002.70 = 15,595,417.80 : x
  2. Step 2: Convert to fraction form
    28,350,001.80/42,525,002.70 = 15,595,417.80/x
  3. Step 3: Cross multiply
    28,350,001.80x = 42,525,002.70 × 15,595,417.80
  4. Step 4: Simplify right side
    28,350,001.80x = 663,195,184,052,628.12
  5. Step 5: Solve for x
    x = 663,195,184,052,628.12/28,350,001.80
  6. Step 6: Final answer
    x = 23,393,126.70

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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.