Home / 55,419,008.10-83,128,512.15-15,029,492.10

Finding the Fourth Proportional to 55,419,008.10, 83,128,512.15 and 15,029,492.10

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Solution

The fourth proportional to 55,419,008.10, 83,128,512.15 and 15,029,492.10 is: 22,544,238.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,419,008.10 : 83,128,512.15 = 15,029,492.10 : x
  2. Step 2: Convert to fraction form
    55,419,008.10/83,128,512.15 = 15,029,492.10/x
  3. Step 3: Cross multiply
    55,419,008.10x = 83,128,512.15 × 15,029,492.10
  4. Step 4: Simplify right side
    55,419,008.10x = 1,249,379,316,643,179
  5. Step 5: Solve for x
    x = 1,249,379,316,643,179/55,419,008.10
  6. Step 6: Final answer
    x = 22,544,238.15

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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.