Home / 30,624,571.40-42,261,376.39-16,686,041.04

Finding the Fourth Proportional to 30,624,571.40, 42,261,376.39 and 16,686,041.04

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Solution

The fourth proportional to 30,624,571.40, 42,261,376.39 and 16,686,041.04 is: 23,026,446.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,624,571.40 : 42,261,376.39 = 16,686,041.04 : x
  2. Step 2: Convert to fraction form
    30,624,571.40/42,261,376.39 = 16,686,041.04/x
  3. Step 3: Cross multiply
    30,624,571.40x = 42,261,376.39 × 16,686,041.04
  4. Step 4: Simplify right side
    30,624,571.40x = 705,175,060,808,712
  5. Step 5: Solve for x
    x = 705,175,060,808,712/30,624,571.40
  6. Step 6: Final answer
    x = 23,026,446.70

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1.5x scale

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.