Home / 30,355,804.22-45,536,895.97-9,887,117.67

Finding the Fourth Proportional to 30,355,804.22, 45,536,895.97 and 9,887,117.67

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Solution

The fourth proportional to 30,355,804.22, 45,536,895.97 and 9,887,117.67 is: 14,831,715.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355,804.22 : 45,536,895.97 = 9,887,117.67 : x
  2. Step 2: Convert to fraction form
    30,355,804.22/45,536,895.97 = 9,887,117.67/x
  3. Step 3: Cross multiply
    30,355,804.22x = 45,536,895.97 × 9,887,117.67
  4. Step 4: Simplify right side
    30,355,804.22x = 450,228,648,781,938.75
  5. Step 5: Solve for x
    x = 450,228,648,781,938.75/30,355,804.22
  6. Step 6: Final answer
    x = 14,831,715.40

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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.