Home / 19,422,763.95-26,803,416.90-10,720,938.39

Finding the Fourth Proportional to 19,422,763.95, 26,803,416.90 and 10,720,938.39

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Solution

The fourth proportional to 19,422,763.95, 26,803,416.90 and 10,720,938.39 is: 14,794,896.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,763.95 : 26,803,416.90 = 10,720,938.39 : x
  2. Step 2: Convert to fraction form
    19,422,763.95/26,803,416.90 = 10,720,938.39/x
  3. Step 3: Cross multiply
    19,422,763.95x = 26,803,416.90 × 10,720,938.39
  4. Step 4: Simplify right side
    19,422,763.95x = 287,357,781,226,384.81
  5. Step 5: Solve for x
    x = 287,357,781,226,384.81/19,422,763.95
  6. Step 6: Final answer
    x = 14,794,896.44

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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.