Home / 47,220,192.30-70,830,288.45-16,931,117.10

Finding the Fourth Proportional to 47,220,192.30, 70,830,288.45 and 16,931,117.10

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Solution

The fourth proportional to 47,220,192.30, 70,830,288.45 and 16,931,117.10 is: 25,396,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220,192.30 : 70,830,288.45 = 16,931,117.10 : x
  2. Step 2: Convert to fraction form
    47,220,192.30/70,830,288.45 = 16,931,117.10/x
  3. Step 3: Cross multiply
    47,220,192.30x = 70,830,288.45 × 16,931,117.10
  4. Step 4: Simplify right side
    47,220,192.30x = 1,199,235,907,973,727.75
  5. Step 5: Solve for x
    x = 1,199,235,907,973,727.75/47,220,192.30
  6. Step 6: Final answer
    x = 25,396,675.65

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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.