Home / 28,031,006.70-42,046,510.05-16,693,598.70

Finding the Fourth Proportional to 28,031,006.70, 42,046,510.05 and 16,693,598.70

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Solution

The fourth proportional to 28,031,006.70, 42,046,510.05 and 16,693,598.70 is: 25,040,398.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,031,006.70 : 42,046,510.05 = 16,693,598.70 : x
  2. Step 2: Convert to fraction form
    28,031,006.70/42,046,510.05 = 16,693,598.70/x
  3. Step 3: Cross multiply
    28,031,006.70x = 42,046,510.05 × 16,693,598.70
  4. Step 4: Simplify right side
    28,031,006.70x = 701,907,565,510,216.88
  5. Step 5: Solve for x
    x = 701,907,565,510,216.88/28,031,006.70
  6. Step 6: Final answer
    x = 25,040,398.05

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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.