Home / 13,036,352.18-17,989,327.95-7,235,137.85

Finding the Fourth Proportional to 13,036,352.18, 17,989,327.95 and 7,235,137.85

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Solution

The fourth proportional to 13,036,352.18, 17,989,327.95 and 7,235,137.85 is: 9,984,025.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,352.18 : 17,989,327.95 = 7,235,137.85 : x
  2. Step 2: Convert to fraction form
    13,036,352.18/17,989,327.95 = 7,235,137.85/x
  3. Step 3: Cross multiply
    13,036,352.18x = 17,989,327.95 × 7,235,137.85
  4. Step 4: Simplify right side
    13,036,352.18x = 130,155,267,547,107.89
  5. Step 5: Solve for x
    x = 130,155,267,547,107.89/13,036,352.18
  6. Step 6: Final answer
    x = 9,984,025.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.