Home / 13,281,603.40-19,922,405.10-4,306,155.40

Finding the Fourth Proportional to 13,281,603.40, 19,922,405.10 and 4,306,155.40

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Solution

The fourth proportional to 13,281,603.40, 19,922,405.10 and 4,306,155.40 is: 6,459,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281,603.40 : 19,922,405.10 = 4,306,155.40 : x
  2. Step 2: Convert to fraction form
    13,281,603.40/19,922,405.10 = 4,306,155.40/x
  3. Step 3: Cross multiply
    13,281,603.40x = 19,922,405.10 × 4,306,155.40
  4. Step 4: Simplify right side
    13,281,603.40x = 85,788,972,302,352.55
  5. Step 5: Solve for x
    x = 85,788,972,302,352.55/13,281,603.40
  6. Step 6: Final answer
    x = 6,459,233.10

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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.