Home / 13,205,812.80-19,808,719.20-6,031,359.30

Finding the Fourth Proportional to 13,205,812.80, 19,808,719.20 and 6,031,359.30

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Solution

The fourth proportional to 13,205,812.80, 19,808,719.20 and 6,031,359.30 is: 9,047,038.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,812.80 : 19,808,719.20 = 6,031,359.30 : x
  2. Step 2: Convert to fraction form
    13,205,812.80/19,808,719.20 = 6,031,359.30/x
  3. Step 3: Cross multiply
    13,205,812.80x = 19,808,719.20 × 6,031,359.30
  4. Step 4: Simplify right side
    13,205,812.80x = 119,473,502,768,008.55
  5. Step 5: Solve for x
    x = 119,473,502,768,008.55/13,205,812.80
  6. Step 6: Final answer
    x = 9,047,038.95

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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.