Home / 11,457,915.72-15,811,608.08-6,301,276.71

Finding the Fourth Proportional to 11,457,915.72, 15,811,608.08 and 6,301,276.71

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Solution

The fourth proportional to 11,457,915.72, 15,811,608.08 and 6,301,276.71 is: 8,695,588.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,457,915.72 : 15,811,608.08 = 6,301,276.71 : x
  2. Step 2: Convert to fraction form
    11,457,915.72/15,811,608.08 = 6,301,276.71/x
  3. Step 3: Cross multiply
    11,457,915.72x = 15,811,608.08 × 6,301,276.71
  4. Step 4: Simplify right side
    11,457,915.72x = 99,633,317,742,151.81
  5. Step 5: Solve for x
    x = 99,633,317,742,151.81/11,457,915.72
  6. Step 6: Final answer
    x = 8,695,588.29

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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.