Home / 31,130,389.60-46,695,584.40-10,935,631.60

Finding the Fourth Proportional to 31,130,389.60, 46,695,584.40 and 10,935,631.60

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Solution

The fourth proportional to 31,130,389.60, 46,695,584.40 and 10,935,631.60 is: 16,403,447.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,130,389.60 : 46,695,584.40 = 10,935,631.60 : x
  2. Step 2: Convert to fraction form
    31,130,389.60/46,695,584.40 = 10,935,631.60/x
  3. Step 3: Cross multiply
    31,130,389.60x = 46,695,584.40 × 10,935,631.60
  4. Step 4: Simplify right side
    31,130,389.60x = 510,645,708,345,107
  5. Step 5: Solve for x
    x = 510,645,708,345,107/31,130,389.60
  6. Step 6: Final answer
    x = 16,403,447.40

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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.