Home / 38,558,000.70-57,931,479.45-28,992,062.70

Finding the Fourth Proportional to 38,558,000.70, 57,931,479.45 and 28,992,062.70

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Solution

The fourth proportional to 38,558,000.70, 57,931,479.45 and 28,992,062.70 is: 43,559,133.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,558,000.70 : 57,931,479.45 = 28,992,062.70 : x
  2. Step 2: Convert to fraction form
    38,558,000.70/57,931,479.45 = 28,992,062.70/x
  3. Step 3: Cross multiply
    38,558,000.70x = 57,931,479.45 × 28,992,062.70
  4. Step 4: Simplify right side
    38,558,000.70x = 1,679,553,084,518,161.50
  5. Step 5: Solve for x
    x = 1,679,553,084,518,161.50/38,558,000.70
  6. Step 6: Final answer
    x = 43,559,133.10

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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.