Home / 21,689,822,905.07-32,519,881,495.31-11,045,442,728.12

Finding the Fourth Proportional to 21,689,822,905.07, 32,519,881,495.31 and 11,045,442,728.12

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Solution

The fourth proportional to 21,689,822,905.07, 32,519,881,495.31 and 11,045,442,728.12 is: 16,560,600,340.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,689,822,905.07 : 32,519,881,495.31 = 11,045,442,728.12 : x
  2. Step 2: Convert to fraction form
    21,689,822,905.07/32,519,881,495.31 = 11,045,442,728.12/x
  3. Step 3: Cross multiply
    21,689,822,905.07x = 32,519,881,495.31 × 11,045,442,728.12
  4. Step 4: Simplify right side
    21,689,822,905.07x = 359,196,488,581,478,154,240
  5. Step 5: Solve for x
    x = 359,196,488,581,478,154,240/21,689,822,905.07
  6. Step 6: Final answer
    x = 16,560,600,340.25

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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.