Home / 15,417,708.64-23,127,989.98-5,042,986.60

Finding the Fourth Proportional to 15,417,708.64, 23,127,989.98 and 5,042,986.60

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Solution

The fourth proportional to 15,417,708.64, 23,127,989.98 and 5,042,986.60 is: 7,564,946.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417,708.64 : 23,127,989.98 = 5,042,986.60 : x
  2. Step 2: Convert to fraction form
    15,417,708.64/23,127,989.98 = 5,042,986.60/x
  3. Step 3: Cross multiply
    15,417,708.64x = 23,127,989.98 × 5,042,986.60
  4. Step 4: Simplify right side
    15,417,708.64x = 116,634,143,528,859.33
  5. Step 5: Solve for x
    x = 116,634,143,528,859.33/15,417,708.64
  6. Step 6: Final answer
    x = 7,564,946.66

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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.