Home / 18,090,154.47-24,964,394.12-9,830,196.98

Finding the Fourth Proportional to 18,090,154.47, 24,964,394.12 and 9,830,196.98

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Solution

The fourth proportional to 18,090,154.47, 24,964,394.12 and 9,830,196.98 is: 13,565,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,090,154.47 : 24,964,394.12 = 9,830,196.98 : x
  2. Step 2: Convert to fraction form
    18,090,154.47/24,964,394.12 = 9,830,196.98/x
  3. Step 3: Cross multiply
    18,090,154.47x = 24,964,394.12 × 9,830,196.98
  4. Step 4: Simplify right side
    18,090,154.47x = 245,404,911,696,782.28
  5. Step 5: Solve for x
    x = 245,404,911,696,782.28/18,090,154.47
  6. Step 6: Final answer
    x = 13,565,661.48

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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.