Home / 38,896,412.34-53,677,031.28-21,492,605.34

Finding the Fourth Proportional to 38,896,412.34, 53,677,031.28 and 21,492,605.34

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Solution

The fourth proportional to 38,896,412.34, 53,677,031.28 and 21,492,605.34 is: 29,659,785.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,896,412.34 : 53,677,031.28 = 21,492,605.34 : x
  2. Step 2: Convert to fraction form
    38,896,412.34/53,677,031.28 = 21,492,605.34/x
  3. Step 3: Cross multiply
    38,896,412.34x = 53,677,031.28 × 21,492,605.34
  4. Step 4: Simplify right side
    38,896,412.34x = 1,153,659,249,123,875
  5. Step 5: Solve for x
    x = 1,153,659,249,123,875/38,896,412.34
  6. Step 6: Final answer
    x = 29,659,785.56

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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.