Home / 6,461,877.46-8,918,714.16-3,849,911.65

Finding the Fourth Proportional to 6,461,877.46, 8,918,714.16 and 3,849,911.65

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Solution

The fourth proportional to 6,461,877.46, 8,918,714.16 and 3,849,911.65 is: 5,313,666.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,461,877.46 : 8,918,714.16 = 3,849,911.65 : x
  2. Step 2: Convert to fraction form
    6,461,877.46/8,918,714.16 = 3,849,911.65/x
  3. Step 3: Cross multiply
    6,461,877.46x = 8,918,714.16 × 3,849,911.65
  4. Step 4: Simplify right side
    6,461,877.46x = 34,336,261,547,603.96
  5. Step 5: Solve for x
    x = 34,336,261,547,603.96/6,461,877.46
  6. Step 6: Final answer
    x = 5,313,666.46

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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.