Home / 39,642,100.04-54,705,426.82-22,238,071.59

Finding the Fourth Proportional to 39,642,100.04, 54,705,426.82 and 22,238,071.59

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Solution

The fourth proportional to 39,642,100.04, 54,705,426.82 and 22,238,071.59 is: 30,688,162.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,642,100.04 : 54,705,426.82 = 22,238,071.59 : x
  2. Step 2: Convert to fraction form
    39,642,100.04/54,705,426.82 = 22,238,071.59/x
  3. Step 3: Cross multiply
    39,642,100.04x = 54,705,426.82 × 22,238,071.59
  4. Step 4: Simplify right side
    39,642,100.04x = 1,216,543,197,711,139
  5. Step 5: Solve for x
    x = 1,216,543,197,711,139/39,642,100.04
  6. Step 6: Final answer
    x = 30,688,162.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.