Home / 47,308,311.72-65,285,458.02-26,681,711.40

Finding the Fourth Proportional to 47,308,311.72, 65,285,458.02 and 26,681,711.40

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Solution

The fourth proportional to 47,308,311.72, 65,285,458.02 and 26,681,711.40 is: 36,820,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,308,311.72 : 65,285,458.02 = 26,681,711.40 : x
  2. Step 2: Convert to fraction form
    47,308,311.72/65,285,458.02 = 26,681,711.40/x
  3. Step 3: Cross multiply
    47,308,311.72x = 65,285,458.02 × 26,681,711.40
  4. Step 4: Simplify right side
    47,308,311.72x = 1,741,927,749,506,455.50
  5. Step 5: Solve for x
    x = 1,741,927,749,506,455.50/47,308,311.72
  6. Step 6: Final answer
    x = 36,820,754.88

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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.