Home / 12,010,137.14-18,020,695.28-6,537,032.88

Finding the Fourth Proportional to 12,010,137.14, 18,020,695.28 and 6,537,032.88

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Solution

The fourth proportional to 12,010,137.14, 18,020,695.28 and 6,537,032.88 is: 9,808,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,137.14 : 18,020,695.28 = 6,537,032.88 : x
  2. Step 2: Convert to fraction form
    12,010,137.14/18,020,695.28 = 6,537,032.88/x
  3. Step 3: Cross multiply
    12,010,137.14x = 18,020,695.28 × 6,537,032.88
  4. Step 4: Simplify right side
    12,010,137.14x = 117,801,877,565,820.81
  5. Step 5: Solve for x
    x = 117,801,877,565,820.81/12,010,137.14
  6. Step 6: Final answer
    x = 9,808,537.25

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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.