Home / 19,423,214.45-26,804,031.90-10,721,384.75

Finding the Fourth Proportional to 19,423,214.45, 26,804,031.90 and 10,721,384.75

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Solution

The fourth proportional to 19,423,214.45, 26,804,031.90 and 10,721,384.75 is: 14,795,508.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,214.45 : 26,804,031.90 = 10,721,384.75 : x
  2. Step 2: Convert to fraction form
    19,423,214.45/26,804,031.90 = 10,721,384.75/x
  3. Step 3: Cross multiply
    19,423,214.45x = 26,804,031.90 × 10,721,384.75
  4. Step 4: Simplify right side
    19,423,214.45x = 287,376,338,851,173.50
  5. Step 5: Solve for x
    x = 287,376,338,851,173.50/19,423,214.45
  6. Step 6: Final answer
    x = 14,795,508.72

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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.