Home / 14,980,154.64-20,686,890.72-14,164,048.80

Finding the Fourth Proportional to 14,980,154.64, 20,686,890.72 and 14,164,048.80

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Solution

The fourth proportional to 14,980,154.64, 20,686,890.72 and 14,164,048.80 is: 19,559,886.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980,154.64 : 20,686,890.72 = 14,164,048.80 : x
  2. Step 2: Convert to fraction form
    14,980,154.64/20,686,890.72 = 14,164,048.80/x
  3. Step 3: Cross multiply
    14,980,154.64x = 20,686,890.72 × 14,164,048.80
  4. Step 4: Simplify right side
    14,980,154.64x = 293,010,129,678,347.12
  5. Step 5: Solve for x
    x = 293,010,129,678,347.12/14,980,154.64
  6. Step 6: Final answer
    x = 19,559,886.84

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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.