Home / 28,253,368-38,987,261.28-17,094,018.76

Finding the Fourth Proportional to 28,253,368, 38,987,261.28 and 17,094,018.76

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Solution

The fourth proportional to 28,253,368, 38,987,261.28 and 17,094,018.76 is: 23,588,301.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,253,368 : 38,987,261.28 = 17,094,018.76 : x
  2. Step 2: Convert to fraction form
    28,253,368/38,987,261.28 = 17,094,018.76/x
  3. Step 3: Cross multiply
    28,253,368x = 38,987,261.28 × 17,094,018.76
  4. Step 4: Simplify right side
    28,253,368x = 666,448,975,721,341.75
  5. Step 5: Solve for x
    x = 666,448,975,721,341.75/28,253,368
  6. Step 6: Final answer
    x = 23,588,301.96

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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.