Home / 15,731,025,181.32-21,708,823,460.18-8,497,072,625.24

Finding the Fourth Proportional to 15,731,025,181.32, 21,708,823,460.18 and 8,497,072,625.24

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Solution

The fourth proportional to 15,731,025,181.32, 21,708,823,460.18 and 8,497,072,625.24 is: 11,725,964,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,731,025,181.32 : 21,708,823,460.18 = 8,497,072,625.24 : x
  2. Step 2: Convert to fraction form
    15,731,025,181.32/21,708,823,460.18 = 8,497,072,625.24/x
  3. Step 3: Cross multiply
    15,731,025,181.32x = 21,708,823,460.18 × 8,497,072,625.24
  4. Step 4: Simplify right side
    15,731,025,181.32x = 184,461,449,549,663,371,264
  5. Step 5: Solve for x
    x = 184,461,449,549,663,371,264/15,731,025,181.32
  6. Step 6: Final answer
    x = 11,725,964,927.49

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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.