Home / 13,377,700.56-18,461,470.08-7,577,686.65

Finding the Fourth Proportional to 13,377,700.56, 18,461,470.08 and 7,577,686.65

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Solution

The fourth proportional to 13,377,700.56, 18,461,470.08 and 7,577,686.65 is: 10,457,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,377,700.56 : 18,461,470.08 = 7,577,686.65 : x
  2. Step 2: Convert to fraction form
    13,377,700.56/18,461,470.08 = 7,577,686.65/x
  3. Step 3: Cross multiply
    13,377,700.56x = 18,461,470.08 × 7,577,686.65
  4. Step 4: Simplify right side
    13,377,700.56x = 139,895,235,364,590.42
  5. Step 5: Solve for x
    x = 139,895,235,364,590.42/13,377,700.56
  6. Step 6: Final answer
    x = 10,457,345.40

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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.