Home / 30,670,724.40-46,043,411.40-15,516,855.60

Finding the Fourth Proportional to 30,670,724.40, 46,043,411.40 and 15,516,855.60

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Solution

The fourth proportional to 30,670,724.40, 46,043,411.40 and 15,516,855.60 is: 23,294,166.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,670,724.40 : 46,043,411.40 = 15,516,855.60 : x
  2. Step 2: Convert to fraction form
    30,670,724.40/46,043,411.40 = 15,516,855.60/x
  3. Step 3: Cross multiply
    30,670,724.40x = 46,043,411.40 × 15,516,855.60
  4. Step 4: Simplify right side
    30,670,724.40x = 714,448,966,025,193.75
  5. Step 5: Solve for x
    x = 714,448,966,025,193.75/30,670,724.40
  6. Step 6: Final answer
    x = 23,294,166.67

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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.