Home / 40,665,637-61,000,417.32-13,371,325.48

Finding the Fourth Proportional to 40,665,637, 61,000,417.32 and 13,371,325.48

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Solution

The fourth proportional to 40,665,637, 61,000,417.32 and 13,371,325.48 is: 20,057,633.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,665,637 : 61,000,417.32 = 13,371,325.48 : x
  2. Step 2: Convert to fraction form
    40,665,637/61,000,417.32 = 13,371,325.48/x
  3. Step 3: Cross multiply
    40,665,637x = 61,000,417.32 × 13,371,325.48
  4. Step 4: Simplify right side
    40,665,637x = 815,656,434,401,549.38
  5. Step 5: Solve for x
    x = 815,656,434,401,549.38/40,665,637
  6. Step 6: Final answer
    x = 20,057,633.29

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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.