Home / 28,446,707.81-42,652,782.59-11,154,191.00

Finding the Fourth Proportional to 28,446,707.81, 42,652,782.59 and 11,154,191.00

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Solution

The fourth proportional to 28,446,707.81, 42,652,782.59 and 11,154,191.00 is: 16,724,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,446,707.81 : 42,652,782.59 = 11,154,191.00 : x
  2. Step 2: Convert to fraction form
    28,446,707.81/42,652,782.59 = 11,154,191.00/x
  3. Step 3: Cross multiply
    28,446,707.81x = 42,652,782.59 × 11,154,191.00
  4. Step 4: Simplify right side
    28,446,707.81x = 475,757,283,421,299.81
  5. Step 5: Solve for x
    x = 475,757,283,421,299.81/28,446,707.81
  6. Step 6: Final answer
    x = 16,724,511.20

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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.