Home / 14,155,574.51-19,534,506.49-7,960,619.36

Finding the Fourth Proportional to 14,155,574.51, 19,534,506.49 and 7,960,619.36

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Solution

The fourth proportional to 14,155,574.51, 19,534,506.49 and 7,960,619.36 is: 10,985,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,155,574.51 : 19,534,506.49 = 7,960,619.36 : x
  2. Step 2: Convert to fraction form
    14,155,574.51/19,534,506.49 = 7,960,619.36/x
  3. Step 3: Cross multiply
    14,155,574.51x = 19,534,506.49 × 7,960,619.36
  4. Step 4: Simplify right side
    14,155,574.51x = 155,506,770,552,339.62
  5. Step 5: Solve for x
    x = 155,506,770,552,339.62/14,155,574.51
  6. Step 6: Final answer
    x = 10,985,549.93

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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.