Home / 43,850,574.12-65,784,938.48-13,143,913.16

Finding the Fourth Proportional to 43,850,574.12, 65,784,938.48 and 13,143,913.16

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Solution

The fourth proportional to 43,850,574.12, 65,784,938.48 and 13,143,913.16 is: 19,718,590.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,850,574.12 : 65,784,938.48 = 13,143,913.16 : x
  2. Step 2: Convert to fraction form
    43,850,574.12/65,784,938.48 = 13,143,913.16/x
  3. Step 3: Cross multiply
    43,850,574.12x = 65,784,938.48 × 13,143,913.16
  4. Step 4: Simplify right side
    43,850,574.12x = 864,671,518,617,062.38
  5. Step 5: Solve for x
    x = 864,671,518,617,062.38/43,850,574.12
  6. Step 6: Final answer
    x = 19,718,590.60

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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.