Home / 10,971,968.40-16,411,296.60-9,842,893.20

Finding the Fourth Proportional to 10,971,968.40, 16,411,296.60 and 9,842,893.20

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Solution

The fourth proportional to 10,971,968.40, 16,411,296.60 and 9,842,893.20 is: 14,722,484.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,968.40 : 16,411,296.60 = 9,842,893.20 : x
  2. Step 2: Convert to fraction form
    10,971,968.40/16,411,296.60 = 9,842,893.20/x
  3. Step 3: Cross multiply
    10,971,968.40x = 16,411,296.60 × 9,842,893.20
  4. Step 4: Simplify right side
    10,971,968.40x = 161,534,639,707,323.09
  5. Step 5: Solve for x
    x = 161,534,639,707,323.09/10,971,968.40
  6. Step 6: Final answer
    x = 14,722,484.96

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Why These Related Problems?

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