Home / 14,208,177.80-21,312,266.70-10,429,041.80

Finding the Fourth Proportional to 14,208,177.80, 21,312,266.70 and 10,429,041.80

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Solution

The fourth proportional to 14,208,177.80, 21,312,266.70 and 10,429,041.80 is: 15,643,562.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,177.80 : 21,312,266.70 = 10,429,041.80 : x
  2. Step 2: Convert to fraction form
    14,208,177.80/21,312,266.70 = 10,429,041.80/x
  3. Step 3: Cross multiply
    14,208,177.80x = 21,312,266.70 × 10,429,041.80
  4. Step 4: Simplify right side
    14,208,177.80x = 222,266,520,267,048.06
  5. Step 5: Solve for x
    x = 222,266,520,267,048.06/14,208,177.80
  6. Step 6: Final answer
    x = 15,643,562.70

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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.