Home / 40,457,944.80-60,742,904.40-31,947,890.40

Finding the Fourth Proportional to 40,457,944.80, 60,742,904.40 and 31,947,890.40

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Solution

The fourth proportional to 40,457,944.80, 60,742,904.40 and 31,947,890.40 is: 47,966,046.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457,944.80 : 60,742,904.40 = 31,947,890.40 : x
  2. Step 2: Convert to fraction form
    40,457,944.80/60,742,904.40 = 31,947,890.40/x
  3. Step 3: Cross multiply
    40,457,944.80x = 60,742,904.40 × 31,947,890.40
  4. Step 4: Simplify right side
    40,457,944.80x = 1,940,607,652,348,877.50
  5. Step 5: Solve for x
    x = 1,940,607,652,348,877.50/40,457,944.80
  6. Step 6: Final answer
    x = 47,966,046.27

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1.5x scale

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.