Home / 20,065,046.34-27,688,837.29-11,363,281.24

Finding the Fourth Proportional to 20,065,046.34, 27,688,837.29 and 11,363,281.24

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Solution

The fourth proportional to 20,065,046.34, 27,688,837.29 and 11,363,281.24 is: 15,680,803.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065,046.34 : 27,688,837.29 = 11,363,281.24 : x
  2. Step 2: Convert to fraction form
    20,065,046.34/27,688,837.29 = 11,363,281.24/x
  3. Step 3: Cross multiply
    20,065,046.34x = 27,688,837.29 × 11,363,281.24
  4. Step 4: Simplify right side
    20,065,046.34x = 314,636,045,196,425.25
  5. Step 5: Solve for x
    x = 314,636,045,196,425.25/20,065,046.34
  6. Step 6: Final answer
    x = 15,680,803.32

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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.