Home / 19,323,038.81-28,984,539.18-4,946,083.67

Finding the Fourth Proportional to 19,323,038.81, 28,984,539.18 and 4,946,083.67

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Solution

The fourth proportional to 19,323,038.81, 28,984,539.18 and 4,946,083.67 is: 7,419,120.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,323,038.81 : 28,984,539.18 = 4,946,083.67 : x
  2. Step 2: Convert to fraction form
    19,323,038.81/28,984,539.18 = 4,946,083.67/x
  3. Step 3: Cross multiply
    19,323,038.81x = 28,984,539.18 × 4,946,083.67
  4. Step 4: Simplify right side
    19,323,038.81x = 143,359,955,920,673.19
  5. Step 5: Solve for x
    x = 143,359,955,920,673.19/19,323,038.81
  6. Step 6: Final answer
    x = 7,419,120.63

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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.