Home / 8,502,768.49-11,730,116.79-5,403,630.93

Finding the Fourth Proportional to 8,502,768.49, 11,730,116.79 and 5,403,630.93

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Solution

The fourth proportional to 8,502,768.49, 11,730,116.79 and 5,403,630.93 is: 7,454,656.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,768.49 : 11,730,116.79 = 5,403,630.93 : x
  2. Step 2: Convert to fraction form
    8,502,768.49/11,730,116.79 = 5,403,630.93/x
  3. Step 3: Cross multiply
    8,502,768.49x = 11,730,116.79 × 5,403,630.93
  4. Step 4: Simplify right side
    8,502,768.49x = 63,385,221,893,050.21
  5. Step 5: Solve for x
    x = 63,385,221,893,050.21/8,502,768.49
  6. Step 6: Final answer
    x = 7,454,656.91

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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.