Home / 22,492,699.80-31,039,967.82-12,569,582.36

Finding the Fourth Proportional to 22,492,699.80, 31,039,967.82 and 12,569,582.36

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Solution

The fourth proportional to 22,492,699.80, 31,039,967.82 and 12,569,582.36 is: 17,346,047.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,492,699.80 : 31,039,967.82 = 12,569,582.36 : x
  2. Step 2: Convert to fraction form
    22,492,699.80/31,039,967.82 = 12,569,582.36/x
  3. Step 3: Cross multiply
    22,492,699.80x = 31,039,967.82 × 12,569,582.36
  4. Step 4: Simplify right side
    22,492,699.80x = 390,159,431,965,239.62
  5. Step 5: Solve for x
    x = 390,159,431,965,239.62/22,492,699.80
  6. Step 6: Final answer
    x = 17,346,047.18

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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.