Home / 19,556,233.80-29,334,350.70-18,726,923.40

Finding the Fourth Proportional to 19,556,233.80, 29,334,350.70 and 18,726,923.40

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Solution

The fourth proportional to 19,556,233.80, 29,334,350.70 and 18,726,923.40 is: 28,090,385.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556,233.80 : 29,334,350.70 = 18,726,923.40 : x
  2. Step 2: Convert to fraction form
    19,556,233.80/29,334,350.70 = 18,726,923.40/x
  3. Step 3: Cross multiply
    19,556,233.80x = 29,334,350.70 × 18,726,923.40
  4. Step 4: Simplify right side
    19,556,233.80x = 549,342,138,547,636.31
  5. Step 5: Solve for x
    x = 549,342,138,547,636.31/19,556,233.80
  6. Step 6: Final answer
    x = 28,090,385.10

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1.5x scale

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.