Home / 28,514,552.10-42,771,828.15-13,161,812.10

Finding the Fourth Proportional to 28,514,552.10, 42,771,828.15 and 13,161,812.10

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Solution

The fourth proportional to 28,514,552.10, 42,771,828.15 and 13,161,812.10 is: 19,742,718.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,514,552.10 : 42,771,828.15 = 13,161,812.10 : x
  2. Step 2: Convert to fraction form
    28,514,552.10/42,771,828.15 = 13,161,812.10/x
  3. Step 3: Cross multiply
    28,514,552.10x = 42,771,828.15 × 13,161,812.10
  4. Step 4: Simplify right side
    28,514,552.10x = 562,954,765,283,790.62
  5. Step 5: Solve for x
    x = 562,954,765,283,790.62/28,514,552.10
  6. Step 6: Final answer
    x = 19,742,718.15

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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.