Home / 29,219,045.84-40,312,491.51-16,828,891.16

Finding the Fourth Proportional to 29,219,045.84, 40,312,491.51 and 16,828,891.16

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Solution

The fourth proportional to 29,219,045.84, 40,312,491.51 and 16,828,891.16 is: 23,218,230.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,219,045.84 : 40,312,491.51 = 16,828,891.16 : x
  2. Step 2: Convert to fraction form
    29,219,045.84/40,312,491.51 = 16,828,891.16/x
  3. Step 3: Cross multiply
    29,219,045.84x = 40,312,491.51 × 16,828,891.16
  4. Step 4: Simplify right side
    29,219,045.84x = 678,414,532,010,214
  5. Step 5: Solve for x
    x = 678,414,532,010,214/29,219,045.84
  6. Step 6: Final answer
    x = 23,218,230.18

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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.