Home / 54,960,021.60-82,373,677.20-28,019,810.40

Finding the Fourth Proportional to 54,960,021.60, 82,373,677.20 and 28,019,810.40

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Solution

The fourth proportional to 54,960,021.60, 82,373,677.20 and 28,019,810.40 is: 41,995,886.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,960,021.60 : 82,373,677.20 = 28,019,810.40 : x
  2. Step 2: Convert to fraction form
    54,960,021.60/82,373,677.20 = 28,019,810.40/x
  3. Step 3: Cross multiply
    54,960,021.60x = 82,373,677.20 × 28,019,810.40
  4. Step 4: Simplify right side
    54,960,021.60x = 2,308,094,817,094,803
  5. Step 5: Solve for x
    x = 2,308,094,817,094,803/54,960,021.60
  6. Step 6: Final answer
    x = 41,995,886.28

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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.