Home / 8,020,328.07-11,068,752.69-4,399,355.91

Finding the Fourth Proportional to 8,020,328.07, 11,068,752.69 and 4,399,355.91

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Solution

The fourth proportional to 8,020,328.07, 11,068,752.69 and 4,399,355.91 is: 6,071,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,328.07 : 11,068,752.69 = 4,399,355.91 : x
  2. Step 2: Convert to fraction form
    8,020,328.07/11,068,752.69 = 4,399,355.91/x
  3. Step 3: Cross multiply
    8,020,328.07x = 11,068,752.69 × 4,399,355.91
  4. Step 4: Simplify right side
    8,020,328.07x = 48,695,382,563,079.90
  5. Step 5: Solve for x
    x = 48,695,382,563,079.90/8,020,328.07
  6. Step 6: Final answer
    x = 6,071,495.10

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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.