Home / 40,425,224.85-60,637,830.35-12,778,549.92

Finding the Fourth Proportional to 40,425,224.85, 60,637,830.35 and 12,778,549.92

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Solution

The fourth proportional to 40,425,224.85, 60,637,830.35 and 12,778,549.92 is: 19,167,822.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,224.85 : 60,637,830.35 = 12,778,549.92 : x
  2. Step 2: Convert to fraction form
    40,425,224.85/60,637,830.35 = 12,778,549.92/x
  3. Step 3: Cross multiply
    40,425,224.85x = 60,637,830.35 × 12,778,549.92
  4. Step 4: Simplify right side
    40,425,224.85x = 774,863,542,167,966.12
  5. Step 5: Solve for x
    x = 774,863,542,167,966.12/40,425,224.85
  6. Step 6: Final answer
    x = 19,167,822.69

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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.