Home / 14,554,237.12-20,084,495.28-8,027,726.40

Finding the Fourth Proportional to 14,554,237.12, 20,084,495.28 and 8,027,726.40

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Solution

The fourth proportional to 14,554,237.12, 20,084,495.28 and 8,027,726.40 is: 11,078,068.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,554,237.12 : 20,084,495.28 = 8,027,726.40 : x
  2. Step 2: Convert to fraction form
    14,554,237.12/20,084,495.28 = 8,027,726.40/x
  3. Step 3: Cross multiply
    14,554,237.12x = 20,084,495.28 × 8,027,726.40
  4. Step 4: Simplify right side
    14,554,237.12x = 161,232,832,989,931.41
  5. Step 5: Solve for x
    x = 161,232,832,989,931.41/14,554,237.12
  6. Step 6: Final answer
    x = 11,078,068.31

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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.