Home / 8,881,368.93-12,256,389.45-5,210,348.09

Finding the Fourth Proportional to 8,881,368.93, 12,256,389.45 and 5,210,348.09

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Solution

The fourth proportional to 8,881,368.93, 12,256,389.45 and 5,210,348.09 is: 7,190,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,881,368.93 : 12,256,389.45 = 5,210,348.09 : x
  2. Step 2: Convert to fraction form
    8,881,368.93/12,256,389.45 = 5,210,348.09/x
  3. Step 3: Cross multiply
    8,881,368.93x = 12,256,389.45 × 5,210,348.09
  4. Step 4: Simplify right side
    8,881,368.93x = 63,860,055,299,821.70
  5. Step 5: Solve for x
    x = 63,860,055,299,821.70/8,881,368.93
  6. Step 6: Final answer
    x = 7,190,339.21

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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.