Home / 21,816,000.30-32,724,000.45-6,669,931.80

Finding the Fourth Proportional to 21,816,000.30, 32,724,000.45 and 6,669,931.80

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Solution

The fourth proportional to 21,816,000.30, 32,724,000.45 and 6,669,931.80 is: 10,004,897.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,816,000.30 : 32,724,000.45 = 6,669,931.80 : x
  2. Step 2: Convert to fraction form
    21,816,000.30/32,724,000.45 = 6,669,931.80/x
  3. Step 3: Cross multiply
    21,816,000.30x = 32,724,000.45 × 6,669,931.80
  4. Step 4: Simplify right side
    21,816,000.30x = 218,266,851,224,669.31
  5. Step 5: Solve for x
    x = 218,266,851,224,669.31/21,816,000.30
  6. Step 6: Final answer
    x = 10,004,897.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.