Home / 12,029,641.98-16,606,952.55-7,845,220.86

Finding the Fourth Proportional to 12,029,641.98, 16,606,952.55 and 7,845,220.86

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Solution

The fourth proportional to 12,029,641.98, 16,606,952.55 and 7,845,220.86 is: 10,830,348.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,029,641.98 : 16,606,952.55 = 7,845,220.86 : x
  2. Step 2: Convert to fraction form
    12,029,641.98/16,606,952.55 = 7,845,220.86/x
  3. Step 3: Cross multiply
    12,029,641.98x = 16,606,952.55 × 7,845,220.86
  4. Step 4: Simplify right side
    12,029,641.98x = 130,285,210,566,290.20
  5. Step 5: Solve for x
    x = 130,285,210,566,290.20/12,029,641.98
  6. Step 6: Final answer
    x = 10,830,348.13

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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.