Home / 8,877,678.06-12,251,543.40-5,010,334.32

Finding the Fourth Proportional to 8,877,678.06, 12,251,543.40 and 5,010,334.32

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Solution

The fourth proportional to 8,877,678.06, 12,251,543.40 and 5,010,334.32 is: 6,914,457.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,678.06 : 12,251,543.40 = 5,010,334.32 : x
  2. Step 2: Convert to fraction form
    8,877,678.06/12,251,543.40 = 5,010,334.32/x
  3. Step 3: Cross multiply
    8,877,678.06x = 12,251,543.40 × 5,010,334.32
  4. Step 4: Simplify right side
    8,877,678.06x = 61,384,328,369,989.49
  5. Step 5: Solve for x
    x = 61,384,328,369,989.49/8,877,678.06
  6. Step 6: Final answer
    x = 6,914,457.58

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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.