Home / 31,808,005.60-47,712,008.40-11,627,730.40

Finding the Fourth Proportional to 31,808,005.60, 47,712,008.40 and 11,627,730.40

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Solution

The fourth proportional to 31,808,005.60, 47,712,008.40 and 11,627,730.40 is: 17,441,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,808,005.60 : 47,712,008.40 = 11,627,730.40 : x
  2. Step 2: Convert to fraction form
    31,808,005.60/47,712,008.40 = 11,627,730.40/x
  3. Step 3: Cross multiply
    31,808,005.60x = 47,712,008.40 × 11,627,730.40
  4. Step 4: Simplify right side
    31,808,005.60x = 554,782,370,517,735.38
  5. Step 5: Solve for x
    x = 554,782,370,517,735.38/31,808,005.60
  6. Step 6: Final answer
    x = 17,441,595.60

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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.