Home / 10,213,187.83-15,316,792.39-8,411,602.84

Finding the Fourth Proportional to 10,213,187.83, 15,316,792.39 and 8,411,602.84

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Solution

The fourth proportional to 10,213,187.83, 15,316,792.39 and 8,411,602.84 is: 12,614,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213,187.83 : 15,316,792.39 = 8,411,602.84 : x
  2. Step 2: Convert to fraction form
    10,213,187.83/15,316,792.39 = 8,411,602.84/x
  3. Step 3: Cross multiply
    10,213,187.83x = 15,316,792.39 × 8,411,602.84
  4. Step 4: Simplify right side
    10,213,187.83x = 128,838,774,367,414.39
  5. Step 5: Solve for x
    x = 128,838,774,367,414.39/10,213,187.83
  6. Step 6: Final answer
    x = 12,614,942.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.