Home / 9,218,598.15-12,721,667.72-5,088,631.65

Finding the Fourth Proportional to 9,218,598.15, 12,721,667.72 and 5,088,631.65

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Solution

The fourth proportional to 9,218,598.15, 12,721,667.72 and 5,088,631.65 is: 7,022,312.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,598.15 : 12,721,667.72 = 5,088,631.65 : x
  2. Step 2: Convert to fraction form
    9,218,598.15/12,721,667.72 = 5,088,631.65/x
  3. Step 3: Cross multiply
    9,218,598.15x = 12,721,667.72 × 5,088,631.65
  4. Step 4: Simplify right side
    9,218,598.15x = 64,735,881,000,775.34
  5. Step 5: Solve for x
    x = 64,735,881,000,775.34/9,218,598.15
  6. Step 6: Final answer
    x = 7,022,312.93

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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.