Home / 12,525,547.40-17,284,962.07-7,369,240.49

Finding the Fourth Proportional to 12,525,547.40, 17,284,962.07 and 7,369,240.49

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Solution

The fourth proportional to 12,525,547.40, 17,284,962.07 and 7,369,240.49 is: 10,169,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,547.40 : 17,284,962.07 = 7,369,240.49 : x
  2. Step 2: Convert to fraction form
    12,525,547.40/17,284,962.07 = 7,369,240.49/x
  3. Step 3: Cross multiply
    12,525,547.40x = 17,284,962.07 × 7,369,240.49
  4. Step 4: Simplify right side
    12,525,547.40x = 127,377,042,341,963.55
  5. Step 5: Solve for x
    x = 127,377,042,341,963.55/12,525,547.40
  6. Step 6: Final answer
    x = 10,169,379.29

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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.