Home / 30,860,730.28-46,293,020-8,141,649.40

Finding the Fourth Proportional to 30,860,730.28, 46,293,020 and 8,141,649.40

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Solution

The fourth proportional to 30,860,730.28, 46,293,020 and 8,141,649.40 is: 12,212,981.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,860,730.28 : 46,293,020 = 8,141,649.40 : x
  2. Step 2: Convert to fraction form
    30,860,730.28/46,293,020 = 8,141,649.40/x
  3. Step 3: Cross multiply
    30,860,730.28x = 46,293,020 × 8,141,649.40
  4. Step 4: Simplify right side
    30,860,730.28x = 376,901,538,507,188
  5. Step 5: Solve for x
    x = 376,901,538,507,188/30,860,730.28
  6. Step 6: Final answer
    x = 12,212,981.84

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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.