Home / 30,677,966.40-42,336,479.49-16,927,816.24

Finding the Fourth Proportional to 30,677,966.40, 42,336,479.49 and 16,927,816.24

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Solution

The fourth proportional to 30,677,966.40, 42,336,479.49 and 16,927,816.24 is: 23,360,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,677,966.40 : 42,336,479.49 = 16,927,816.24 : x
  2. Step 2: Convert to fraction form
    30,677,966.40/42,336,479.49 = 16,927,816.24/x
  3. Step 3: Cross multiply
    30,677,966.40x = 42,336,479.49 × 16,927,816.24
  4. Step 4: Simplify right side
    30,677,966.40x = 716,664,145,055,248.88
  5. Step 5: Solve for x
    x = 716,664,145,055,248.88/30,677,966.40
  6. Step 6: Final answer
    x = 23,360,875.22

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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.