Home / 19,278,328.98-28,899,115.23-6,492,254.10

Finding the Fourth Proportional to 19,278,328.98, 28,899,115.23 and 6,492,254.10

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Solution

The fourth proportional to 19,278,328.98, 28,899,115.23 and 6,492,254.10 is: 9,732,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,278,328.98 : 28,899,115.23 = 6,492,254.10 : x
  2. Step 2: Convert to fraction form
    19,278,328.98/28,899,115.23 = 6,492,254.10/x
  3. Step 3: Cross multiply
    19,278,328.98x = 28,899,115.23 × 6,492,254.10
  4. Step 4: Simplify right side
    19,278,328.98x = 187,620,399,338,339.94
  5. Step 5: Solve for x
    x = 187,620,399,338,339.94/19,278,328.98
  6. Step 6: Final answer
    x = 9,732,192.01

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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.