Home / 14,501,280.04-20,011,367.04-7,974,908.80

Finding the Fourth Proportional to 14,501,280.04, 20,011,367.04 and 7,974,908.80

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Solution

The fourth proportional to 14,501,280.04, 20,011,367.04 and 7,974,908.80 is: 11,005,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501,280.04 : 20,011,367.04 = 7,974,908.80 : x
  2. Step 2: Convert to fraction form
    14,501,280.04/20,011,367.04 = 7,974,908.80/x
  3. Step 3: Cross multiply
    14,501,280.04x = 20,011,367.04 × 7,974,908.80
  4. Step 4: Simplify right side
    14,501,280.04x = 159,588,827,107,325.94
  5. Step 5: Solve for x
    x = 159,588,827,107,325.94/14,501,280.04
  6. Step 6: Final answer
    x = 11,005,154.49

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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.