Home / 47,020,271.40-70,513,818.30-16,729,122.60

Finding the Fourth Proportional to 47,020,271.40, 70,513,818.30 and 16,729,122.60

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Solution

The fourth proportional to 47,020,271.40, 70,513,818.30 and 16,729,122.60 is: 25,087,781.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,020,271.40 : 70,513,818.30 = 16,729,122.60 : x
  2. Step 2: Convert to fraction form
    47,020,271.40/70,513,818.30 = 16,729,122.60/x
  3. Step 3: Cross multiply
    47,020,271.40x = 70,513,818.30 × 16,729,122.60
  4. Step 4: Simplify right side
    47,020,271.40x = 1,179,634,311,334,823.50
  5. Step 5: Solve for x
    x = 1,179,634,311,334,823.50/47,020,271.40
  6. Step 6: Final answer
    x = 25,087,781.85

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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.