Home / 47,479,915.20-71,219,872.80-46,976,030.40

Finding the Fourth Proportional to 47,479,915.20, 71,219,872.80 and 46,976,030.40

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Solution

The fourth proportional to 47,479,915.20, 71,219,872.80 and 46,976,030.40 is: 70,464,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,479,915.20 : 71,219,872.80 = 46,976,030.40 : x
  2. Step 2: Convert to fraction form
    47,479,915.20/71,219,872.80 = 46,976,030.40/x
  3. Step 3: Cross multiply
    47,479,915.20x = 71,219,872.80 × 46,976,030.40
  4. Step 4: Simplify right side
    47,479,915.20x = 3,345,626,909,736,933
  5. Step 5: Solve for x
    x = 3,345,626,909,736,933/47,479,915.20
  6. Step 6: Final answer
    x = 70,464,045.60

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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.