Home / 21,384,007.60-32,076,011.40-7,007,544.40

Finding the Fourth Proportional to 21,384,007.60, 32,076,011.40 and 7,007,544.40

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Solution

The fourth proportional to 21,384,007.60, 32,076,011.40 and 7,007,544.40 is: 10,511,316.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,007.60 : 32,076,011.40 = 7,007,544.40 : x
  2. Step 2: Convert to fraction form
    21,384,007.60/32,076,011.40 = 7,007,544.40/x
  3. Step 3: Cross multiply
    21,384,007.60x = 32,076,011.40 × 7,007,544.40
  4. Step 4: Simplify right side
    21,384,007.60x = 224,774,074,060,406.16
  5. Step 5: Solve for x
    x = 224,774,074,060,406.16/21,384,007.60
  6. Step 6: Final answer
    x = 10,511,316.60

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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.