Home / 14,304,047.10-21,456,070.65-4,207,688.70

Finding the Fourth Proportional to 14,304,047.10, 21,456,070.65 and 4,207,688.70

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Solution

The fourth proportional to 14,304,047.10, 21,456,070.65 and 4,207,688.70 is: 6,311,533.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,304,047.10 : 21,456,070.65 = 4,207,688.70 : x
  2. Step 2: Convert to fraction form
    14,304,047.10/21,456,070.65 = 4,207,688.70/x
  3. Step 3: Cross multiply
    14,304,047.10x = 21,456,070.65 × 4,207,688.70
  4. Step 4: Simplify right side
    14,304,047.10x = 90,280,466,020,406.66
  5. Step 5: Solve for x
    x = 90,280,466,020,406.66/14,304,047.10
  6. Step 6: Final answer
    x = 6,311,533.05

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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.