Home / 28,671,875.10-43,007,812.65-8,477,117.10

Finding the Fourth Proportional to 28,671,875.10, 43,007,812.65 and 8,477,117.10

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Solution

The fourth proportional to 28,671,875.10, 43,007,812.65 and 8,477,117.10 is: 12,715,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,671,875.10 : 43,007,812.65 = 8,477,117.10 : x
  2. Step 2: Convert to fraction form
    28,671,875.10/43,007,812.65 = 8,477,117.10/x
  3. Step 3: Cross multiply
    28,671,875.10x = 43,007,812.65 × 8,477,117.10
  4. Step 4: Simplify right side
    28,671,875.10x = 364,582,264,048,911.31
  5. Step 5: Solve for x
    x = 364,582,264,048,911.31/28,671,875.10
  6. Step 6: Final answer
    x = 12,715,675.65

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Similar ratio
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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.