Home / 31,689,530.93-47,537,518.80-10,937,268.20

Finding the Fourth Proportional to 31,689,530.93, 47,537,518.80 and 10,937,268.20

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Solution

The fourth proportional to 31,689,530.93, 47,537,518.80 and 10,937,268.20 is: 16,407,014.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,689,530.93 : 47,537,518.80 = 10,937,268.20 : x
  2. Step 2: Convert to fraction form
    31,689,530.93/47,537,518.80 = 10,937,268.20/x
  3. Step 3: Cross multiply
    31,689,530.93x = 47,537,518.80 × 10,937,268.20
  4. Step 4: Simplify right side
    31,689,530.93x = 519,930,592,678,142.06
  5. Step 5: Solve for x
    x = 519,930,592,678,142.06/31,689,530.93
  6. Step 6: Final answer
    x = 16,407,014.48

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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.