Home / 19,423,214.13-26,804,031.45-10,721,384.47

Finding the Fourth Proportional to 19,423,214.13, 26,804,031.45 and 10,721,384.47

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Solution

The fourth proportional to 19,423,214.13, 26,804,031.45 and 10,721,384.47 is: 14,795,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,214.13 : 26,804,031.45 = 10,721,384.47 : x
  2. Step 2: Convert to fraction form
    19,423,214.13/26,804,031.45 = 10,721,384.47/x
  3. Step 3: Cross multiply
    19,423,214.13x = 26,804,031.45 × 10,721,384.47
  4. Step 4: Simplify right side
    19,423,214.13x = 287,376,326,521,421.56
  5. Step 5: Solve for x
    x = 287,376,326,521,421.56/19,423,214.13
  6. Step 6: Final answer
    x = 14,795,508.33

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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.