Home / 10,307,534.80-15,457,365.60-3,116,678.80

Finding the Fourth Proportional to 10,307,534.80, 15,457,365.60 and 3,116,678.80

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Solution

The fourth proportional to 10,307,534.80, 15,457,365.60 and 3,116,678.80 is: 4,673,827.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,307,534.80 : 15,457,365.60 = 3,116,678.80 : x
  2. Step 2: Convert to fraction form
    10,307,534.80/15,457,365.60 = 3,116,678.80/x
  3. Step 3: Cross multiply
    10,307,534.80x = 15,457,365.60 × 3,116,678.80
  4. Step 4: Simplify right side
    10,307,534.80x = 48,175,643,669,369.27
  5. Step 5: Solve for x
    x = 48,175,643,669,369.27/10,307,534.80
  6. Step 6: Final answer
    x = 4,673,827.89

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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.