Home / 31,130,379.60-46,695,569.40-10,935,621.60

Finding the Fourth Proportional to 31,130,379.60, 46,695,569.40 and 10,935,621.60

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Solution

The fourth proportional to 31,130,379.60, 46,695,569.40 and 10,935,621.60 is: 16,403,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130,379.60 : 46,695,569.40 = 10,935,621.60 : x
  2. Step 2: Convert to fraction form
    31,130,379.60/46,695,569.40 = 10,935,621.60/x
  3. Step 3: Cross multiply
    31,130,379.60x = 46,695,569.40 × 10,935,621.60
  4. Step 4: Simplify right side
    31,130,379.60x = 510,645,077,354,939
  5. Step 5: Solve for x
    x = 510,645,077,354,939/31,130,379.60
  6. Step 6: Final answer
    x = 16,403,432.40

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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.