Home / 12,948,014.84-17,868,262.03-7,146,798.08

Finding the Fourth Proportional to 12,948,014.84, 17,868,262.03 and 7,146,798.08

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Solution

The fourth proportional to 12,948,014.84, 17,868,262.03 and 7,146,798.08 is: 9,862,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948,014.84 : 17,868,262.03 = 7,146,798.08 : x
  2. Step 2: Convert to fraction form
    12,948,014.84/17,868,262.03 = 7,146,798.08/x
  3. Step 3: Cross multiply
    12,948,014.84x = 17,868,262.03 × 7,146,798.08
  4. Step 4: Simplify right side
    12,948,014.84x = 127,700,860,661,732.59
  5. Step 5: Solve for x
    x = 127,700,860,661,732.59/12,948,014.84
  6. Step 6: Final answer
    x = 9,862,582.20

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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.