Home / 30,353,913.90-45,515,124.45-11,174,798.70

Finding the Fourth Proportional to 30,353,913.90, 45,515,124.45 and 11,174,798.70

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Solution

The fourth proportional to 30,353,913.90, 45,515,124.45 and 11,174,798.70 is: 16,756,401.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353,913.90 : 45,515,124.45 = 11,174,798.70 : x
  2. Step 2: Convert to fraction form
    30,353,913.90/45,515,124.45 = 11,174,798.70/x
  3. Step 3: Cross multiply
    30,353,913.90x = 45,515,124.45 × 11,174,798.70
  4. Step 4: Simplify right side
    30,353,913.90x = 508,622,353,534,198.19
  5. Step 5: Solve for x
    x = 508,622,353,534,198.19/30,353,913.90
  6. Step 6: Final answer
    x = 16,756,401.01

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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.