Home / 19,242,220.68-28,859,722.47-9,655,025.04

Finding the Fourth Proportional to 19,242,220.68, 28,859,722.47 and 9,655,025.04

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Solution

The fourth proportional to 19,242,220.68, 28,859,722.47 and 9,655,025.04 is: 14,480,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242,220.68 : 28,859,722.47 = 9,655,025.04 : x
  2. Step 2: Convert to fraction form
    19,242,220.68/28,859,722.47 = 9,655,025.04/x
  3. Step 3: Cross multiply
    19,242,220.68x = 28,859,722.47 × 9,655,025.04
  4. Step 4: Simplify right side
    19,242,220.68x = 278,641,343,095,300.62
  5. Step 5: Solve for x
    x = 278,641,343,095,300.62/19,242,220.68
  6. Step 6: Final answer
    x = 14,480,726.92

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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.