Home / 19,075,590.10-28,613,385.15-18,331,572.70

Finding the Fourth Proportional to 19,075,590.10, 28,613,385.15 and 18,331,572.70

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Solution

The fourth proportional to 19,075,590.10, 28,613,385.15 and 18,331,572.70 is: 27,497,359.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,075,590.10 : 28,613,385.15 = 18,331,572.70 : x
  2. Step 2: Convert to fraction form
    19,075,590.10/28,613,385.15 = 18,331,572.70/x
  3. Step 3: Cross multiply
    19,075,590.10x = 28,613,385.15 × 18,331,572.70
  4. Step 4: Simplify right side
    19,075,590.10x = 524,528,350,070,325.38
  5. Step 5: Solve for x
    x = 524,528,350,070,325.38/19,075,590.10
  6. Step 6: Final answer
    x = 27,497,359.05

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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.