Home / 61,850,286.02-85,351,056.34-34,349,985.74

Finding the Fourth Proportional to 61,850,286.02, 85,351,056.34 and 34,349,985.74

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Solution

The fourth proportional to 61,850,286.02, 85,351,056.34 and 34,349,985.74 is: 47,401,681.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850,286.02 : 85,351,056.34 = 34,349,985.74 : x
  2. Step 2: Convert to fraction form
    61,850,286.02/85,351,056.34 = 34,349,985.74/x
  3. Step 3: Cross multiply
    61,850,286.02x = 85,351,056.34 × 34,349,985.74
  4. Step 4: Simplify right side
    61,850,286.02x = 2,931,807,568,172,937
  5. Step 5: Solve for x
    x = 2,931,807,568,172,937/61,850,286.02
  6. Step 6: Final answer
    x = 47,401,681.65

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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.