Home / 46,405,398.12-69,564,823.74-15,678,488.91

Finding the Fourth Proportional to 46,405,398.12, 69,564,823.74 and 15,678,488.91

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Solution

The fourth proportional to 46,405,398.12, 69,564,823.74 and 15,678,488.91 is: 23,503,113.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,405,398.12 : 69,564,823.74 = 15,678,488.91 : x
  2. Step 2: Convert to fraction form
    46,405,398.12/69,564,823.74 = 15,678,488.91/x
  3. Step 3: Cross multiply
    46,405,398.12x = 69,564,823.74 × 15,678,488.91
  4. Step 4: Simplify right side
    46,405,398.12x = 1,090,671,317,533,694.62
  5. Step 5: Solve for x
    x = 1,090,671,317,533,694.62/46,405,398.12
  6. Step 6: Final answer
    x = 23,503,113.04

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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.