Home / 5,169,116.96-7,754,831.87-1,575,165.18

Finding the Fourth Proportional to 5,169,116.96, 7,754,831.87 and 1,575,165.18

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Solution

The fourth proportional to 5,169,116.96, 7,754,831.87 and 1,575,165.18 is: 2,363,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,116.96 : 7,754,831.87 = 1,575,165.18 : x
  2. Step 2: Convert to fraction form
    5,169,116.96/7,754,831.87 = 1,575,165.18/x
  3. Step 3: Cross multiply
    5,169,116.96x = 7,754,831.87 × 1,575,165.18
  4. Step 4: Simplify right side
    5,169,116.96x = 12,215,141,159,583.08
  5. Step 5: Solve for x
    x = 12,215,141,159,583.08/5,169,116.96
  6. Step 6: Final answer
    x = 2,363,100.17

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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.