Home / 7,710,456.63-10,640,493.15-4,272,755.07

Finding the Fourth Proportional to 7,710,456.63, 10,640,493.15 and 4,272,755.07

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Solution

The fourth proportional to 7,710,456.63, 10,640,493.15 and 4,272,755.07 is: 5,896,436.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,456.63 : 10,640,493.15 = 4,272,755.07 : x
  2. Step 2: Convert to fraction form
    7,710,456.63/10,640,493.15 = 4,272,755.07/x
  3. Step 3: Cross multiply
    7,710,456.63x = 10,640,493.15 × 4,272,755.07
  4. Step 4: Simplify right side
    7,710,456.63x = 45,464,221,053,962.77
  5. Step 5: Solve for x
    x = 45,464,221,053,962.77/7,710,456.63
  6. Step 6: Final answer
    x = 5,896,436.91

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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.