Home / 35,908,493.04-49,553,777.16-20,438,578.80

Finding the Fourth Proportional to 35,908,493.04, 49,553,777.16 and 20,438,578.80

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Solution

The fourth proportional to 35,908,493.04, 49,553,777.16 and 20,438,578.80 is: 28,205,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,908,493.04 : 49,553,777.16 = 20,438,578.80 : x
  2. Step 2: Convert to fraction form
    35,908,493.04/49,553,777.16 = 20,438,578.80/x
  3. Step 3: Cross multiply
    35,908,493.04x = 49,553,777.16 × 20,438,578.80
  4. Step 4: Simplify right side
    35,908,493.04x = 1,012,808,779,322,300.12
  5. Step 5: Solve for x
    x = 1,012,808,779,322,300.12/35,908,493.04
  6. Step 6: Final answer
    x = 28,205,271.05

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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.