Home / 27,919,058.16-41,890,128.12-12,348,700.32

Finding the Fourth Proportional to 27,919,058.16, 41,890,128.12 and 12,348,700.32

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Solution

The fourth proportional to 27,919,058.16, 41,890,128.12 and 12,348,700.32 is: 18,528,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,058.16 : 41,890,128.12 = 12,348,700.32 : x
  2. Step 2: Convert to fraction form
    27,919,058.16/41,890,128.12 = 12,348,700.32/x
  3. Step 3: Cross multiply
    27,919,058.16x = 41,890,128.12 × 12,348,700.32
  4. Step 4: Simplify right side
    27,919,058.16x = 517,288,638,520,285
  5. Step 5: Solve for x
    x = 517,288,638,520,285/27,919,058.16
  6. Step 6: Final answer
    x = 18,528,155.05

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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.