Home / 15,927,143.28-23,890,802.40-3,959,879.28

Finding the Fourth Proportional to 15,927,143.28, 23,890,802.40 and 3,959,879.28

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Solution

The fourth proportional to 15,927,143.28, 23,890,802.40 and 3,959,879.28 is: 5,939,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,927,143.28 : 23,890,802.40 = 3,959,879.28 : x
  2. Step 2: Convert to fraction form
    15,927,143.28/23,890,802.40 = 3,959,879.28/x
  3. Step 3: Cross multiply
    15,927,143.28x = 23,890,802.40 × 3,959,879.28
  4. Step 4: Simplify right side
    15,927,143.28x = 94,604,693,406,334.27
  5. Step 5: Solve for x
    x = 94,604,693,406,334.27/15,927,143.28
  6. Step 6: Final answer
    x = 5,939,840.67

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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.