Home / 14,286,806.51-19,716,159.69-7,760,809.44

Finding the Fourth Proportional to 14,286,806.51, 19,716,159.69 and 7,760,809.44

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Solution

The fourth proportional to 14,286,806.51, 19,716,159.69 and 7,760,809.44 is: 10,710,116.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,286,806.51 : 19,716,159.69 = 7,760,809.44 : x
  2. Step 2: Convert to fraction form
    14,286,806.51/19,716,159.69 = 7,760,809.44/x
  3. Step 3: Cross multiply
    14,286,806.51x = 19,716,159.69 × 7,760,809.44
  4. Step 4: Simplify right side
    14,286,806.51x = 153,013,358,242,699.50
  5. Step 5: Solve for x
    x = 153,013,358,242,699.50/14,286,806.51
  6. Step 6: Final answer
    x = 10,710,116.23

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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.