Home / 8,748,007.65-13,122,011.48-4,921,632.45

Finding the Fourth Proportional to 8,748,007.65, 13,122,011.48 and 4,921,632.45

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Solution

The fourth proportional to 8,748,007.65, 13,122,011.48 and 4,921,632.45 is: 7,382,448.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,007.65 : 13,122,011.48 = 4,921,632.45 : x
  2. Step 2: Convert to fraction form
    8,748,007.65/13,122,011.48 = 4,921,632.45/x
  3. Step 3: Cross multiply
    8,748,007.65x = 13,122,011.48 × 4,921,632.45
  4. Step 4: Simplify right side
    8,748,007.65x = 64,581,717,484,632.37
  5. Step 5: Solve for x
    x = 64,581,717,484,632.37/8,748,007.65
  6. Step 6: Final answer
    x = 7,382,448.68

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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.