Home / 23,185,898.04-31,995,290.28-12,871,957.20

Finding the Fourth Proportional to 23,185,898.04, 31,995,290.28 and 12,871,957.20

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Solution

The fourth proportional to 23,185,898.04, 31,995,290.28 and 12,871,957.20 is: 17,762,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,185,898.04 : 31,995,290.28 = 12,871,957.20 : x
  2. Step 2: Convert to fraction form
    23,185,898.04/31,995,290.28 = 12,871,957.20/x
  3. Step 3: Cross multiply
    23,185,898.04x = 31,995,290.28 × 12,871,957.20
  4. Step 4: Simplify right side
    23,185,898.04x = 411,842,007,085,736
  5. Step 5: Solve for x
    x = 411,842,007,085,736/23,185,898.04
  6. Step 6: Final answer
    x = 17,762,607.53

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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.