Home / 15,526,741.46-21,426,986.30-8,910,802.35

Finding the Fourth Proportional to 15,526,741.46, 21,426,986.30 and 8,910,802.35

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Solution

The fourth proportional to 15,526,741.46, 21,426,986.30 and 8,910,802.35 is: 12,296,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,741.46 : 21,426,986.30 = 8,910,802.35 : x
  2. Step 2: Convert to fraction form
    15,526,741.46/21,426,986.30 = 8,910,802.35/x
  3. Step 3: Cross multiply
    15,526,741.46x = 21,426,986.30 × 8,910,802.35
  4. Step 4: Simplify right side
    15,526,741.46x = 190,931,639,875,457.81
  5. Step 5: Solve for x
    x = 190,931,639,875,457.81/15,526,741.46
  6. Step 6: Final answer
    x = 12,296,954.93

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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.