Home / 19,423,809.60-29,139,602.40-5,776,929.60

Finding the Fourth Proportional to 19,423,809.60, 29,139,602.40 and 5,776,929.60

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Solution

The fourth proportional to 19,423,809.60, 29,139,602.40 and 5,776,929.60 is: 8,666,550.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,809.60 : 29,139,602.40 = 5,776,929.60 : x
  2. Step 2: Convert to fraction form
    19,423,809.60/29,139,602.40 = 5,776,929.60/x
  3. Step 3: Cross multiply
    19,423,809.60x = 29,139,602.40 × 5,776,929.60
  4. Step 4: Simplify right side
    19,423,809.60x = 168,337,431,636,791.03
  5. Step 5: Solve for x
    x = 168,337,431,636,791.03/19,423,809.60
  6. Step 6: Final answer
    x = 8,666,550.75

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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.