Home / 28,980,666.40-43,476,248.40-14,567,461.60

Finding the Fourth Proportional to 28,980,666.40, 43,476,248.40 and 14,567,461.60

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Solution

The fourth proportional to 28,980,666.40, 43,476,248.40 and 14,567,461.60 is: 21,853,830.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,980,666.40 : 43,476,248.40 = 14,567,461.60 : x
  2. Step 2: Convert to fraction form
    28,980,666.40/43,476,248.40 = 14,567,461.60/x
  3. Step 3: Cross multiply
    28,980,666.40x = 43,476,248.40 × 14,567,461.60
  4. Step 4: Simplify right side
    28,980,666.40x = 633,338,579,079,061.38
  5. Step 5: Solve for x
    x = 633,338,579,079,061.38/28,980,666.40
  6. Step 6: Final answer
    x = 21,853,830.77

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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.