Home / 47,509,311.40-65,563,611.78-25,779,279.40

Finding the Fourth Proportional to 47,509,311.40, 65,563,611.78 and 25,779,279.40

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Solution

The fourth proportional to 47,509,311.40, 65,563,611.78 and 25,779,279.40 is: 35,575,819.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,509,311.40 : 65,563,611.78 = 25,779,279.40 : x
  2. Step 2: Convert to fraction form
    47,509,311.40/65,563,611.78 = 25,779,279.40/x
  3. Step 3: Cross multiply
    47,509,311.40x = 65,563,611.78 × 25,779,279.40
  4. Step 4: Simplify right side
    47,509,311.40x = 1,690,182,666,549,751.25
  5. Step 5: Solve for x
    x = 1,690,182,666,549,751.25/47,509,311.40
  6. Step 6: Final answer
    x = 35,575,819.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.