Home / 30,624,574.77-42,261,381.05-16,686,044.42

Finding the Fourth Proportional to 30,624,574.77, 42,261,381.05 and 16,686,044.42

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Solution

The fourth proportional to 30,624,574.77, 42,261,381.05 and 16,686,044.42 is: 23,026,451.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,574.77 : 42,261,381.05 = 16,686,044.42 : x
  2. Step 2: Convert to fraction form
    30,624,574.77/42,261,381.05 = 16,686,044.42/x
  3. Step 3: Cross multiply
    30,624,574.77x = 42,261,381.05 × 16,686,044.42
  4. Step 4: Simplify right side
    30,624,574.77x = 705,175,281,156,109.12
  5. Step 5: Solve for x
    x = 705,175,281,156,109.12/30,624,574.77
  6. Step 6: Final answer
    x = 23,026,451.35

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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.