Home / 38,896,447.04-53,677,079.04-21,492,640

Finding the Fourth Proportional to 38,896,447.04, 53,677,079.04 and 21,492,640

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Solution

The fourth proportional to 38,896,447.04, 53,677,079.04 and 21,492,640 is: 29,659,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,896,447.04 : 53,677,079.04 = 21,492,640 : x
  2. Step 2: Convert to fraction form
    38,896,447.04/53,677,079.04 = 21,492,640/x
  3. Step 3: Cross multiply
    38,896,447.04x = 53,677,079.04 × 21,492,640
  4. Step 4: Simplify right side
    38,896,447.04x = 1,153,662,136,058,265.50
  5. Step 5: Solve for x
    x = 1,153,662,136,058,265.50/38,896,447.04
  6. Step 6: Final answer
    x = 29,659,833.32

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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.