Home / 52,048,285.20-78,072,427.80-26,539,117.20

Finding the Fourth Proportional to 52,048,285.20, 78,072,427.80 and 26,539,117.20

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Solution

The fourth proportional to 52,048,285.20, 78,072,427.80 and 26,539,117.20 is: 39,808,675.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048,285.20 : 78,072,427.80 = 26,539,117.20 : x
  2. Step 2: Convert to fraction form
    52,048,285.20/78,072,427.80 = 26,539,117.20/x
  3. Step 3: Cross multiply
    52,048,285.20x = 78,072,427.80 × 26,539,117.20
  4. Step 4: Simplify right side
    52,048,285.20x = 2,071,973,311,472,738
  5. Step 5: Solve for x
    x = 2,071,973,311,472,738/52,048,285.20
  6. Step 6: Final answer
    x = 39,808,675.80

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Similar ratio
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1.5x scale

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.