Home / 17,758,045.90-26,637,068.85-6,398,865.10

Finding the Fourth Proportional to 17,758,045.90, 26,637,068.85 and 6,398,865.10

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Solution

The fourth proportional to 17,758,045.90, 26,637,068.85 and 6,398,865.10 is: 9,598,297.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,758,045.90 : 26,637,068.85 = 6,398,865.10 : x
  2. Step 2: Convert to fraction form
    17,758,045.90/26,637,068.85 = 6,398,865.10/x
  3. Step 3: Cross multiply
    17,758,045.90x = 26,637,068.85 × 6,398,865.10
  4. Step 4: Simplify right side
    17,758,045.90x = 170,447,010,230,562.12
  5. Step 5: Solve for x
    x = 170,447,010,230,562.12/17,758,045.90
  6. Step 6: Final answer
    x = 9,598,297.65

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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.