Home / 39,348,602.65-59,022,903.98-31,128,981.85

Finding the Fourth Proportional to 39,348,602.65, 59,022,903.98 and 31,128,981.85

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Solution

The fourth proportional to 39,348,602.65, 59,022,903.98 and 31,128,981.85 is: 46,693,472.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,348,602.65 : 59,022,903.98 = 31,128,981.85 : x
  2. Step 2: Convert to fraction form
    39,348,602.65/59,022,903.98 = 31,128,981.85/x
  3. Step 3: Cross multiply
    39,348,602.65x = 59,022,903.98 × 31,128,981.85
  4. Step 4: Simplify right side
    39,348,602.65x = 1,837,322,906,572,068
  5. Step 5: Solve for x
    x = 1,837,322,906,572,068/39,348,602.65
  6. Step 6: Final answer
    x = 46,693,472.78

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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.