Home / 35,619,127.84-49,154,412.40-20,148,883.84

Finding the Fourth Proportional to 35,619,127.84, 49,154,412.40 and 20,148,883.84

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Solution

The fourth proportional to 35,619,127.84, 49,154,412.40 and 20,148,883.84 is: 27,805,468.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,619,127.84 : 49,154,412.40 = 20,148,883.84 : x
  2. Step 2: Convert to fraction form
    35,619,127.84/49,154,412.40 = 20,148,883.84/x
  3. Step 3: Cross multiply
    35,619,127.84x = 49,154,412.40 × 20,148,883.84
  4. Step 4: Simplify right side
    35,619,127.84x = 990,406,545,671,055.62
  5. Step 5: Solve for x
    x = 990,406,545,671,055.62/35,619,127.84
  6. Step 6: Final answer
    x = 27,805,468.74

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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.