Home / 72,818,066.04-100,484,898.06-39,771,735.48

Finding the Fourth Proportional to 72,818,066.04, 100,484,898.06 and 39,771,735.48

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Solution

The fourth proportional to 72,818,066.04, 100,484,898.06 and 39,771,735.48 is: 54,882,792.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,818,066.04 : 100,484,898.06 = 39,771,735.48 : x
  2. Step 2: Convert to fraction form
    72,818,066.04/100,484,898.06 = 39,771,735.48/x
  3. Step 3: Cross multiply
    72,818,066.04x = 100,484,898.06 × 39,771,735.48
  4. Step 4: Simplify right side
    72,818,066.04x = 3,996,458,785,377,085
  5. Step 5: Solve for x
    x = 3,996,458,785,377,085/72,818,066.04
  6. Step 6: Final answer
    x = 54,882,792.18

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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.