Home / 20,817,652.89-31,207,931.85-9,881,095.33

Finding the Fourth Proportional to 20,817,652.89, 31,207,931.85 and 9,881,095.33

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Solution

The fourth proportional to 20,817,652.89, 31,207,931.85 and 9,881,095.33 is: 14,812,839.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,817,652.89 : 31,207,931.85 = 9,881,095.33 : x
  2. Step 2: Convert to fraction form
    20,817,652.89/31,207,931.85 = 9,881,095.33/x
  3. Step 3: Cross multiply
    20,817,652.89x = 31,207,931.85 × 9,881,095.33
  4. Step 4: Simplify right side
    20,817,652.89x = 308,368,549,710,271.69
  5. Step 5: Solve for x
    x = 308,368,549,710,271.69/20,817,652.89
  6. Step 6: Final answer
    x = 14,812,839.43

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