Home / 34,302,165.90-47,337,329.16-18,621,312

Finding the Fourth Proportional to 34,302,165.90, 47,337,329.16 and 18,621,312

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Solution

The fourth proportional to 34,302,165.90, 47,337,329.16 and 18,621,312 is: 25,697,595.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,302,165.90 : 47,337,329.16 = 18,621,312 : x
  2. Step 2: Convert to fraction form
    34,302,165.90/47,337,329.16 = 18,621,312/x
  3. Step 3: Cross multiply
    34,302,165.90x = 47,337,329.16 × 18,621,312
  4. Step 4: Simplify right side
    34,302,165.90x = 881,483,175,535,057.88
  5. Step 5: Solve for x
    x = 881,483,175,535,057.88/34,302,165.90
  6. Step 6: Final answer
    x = 25,697,595.25

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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.