Home / 23,417,508.65-32,316,544.52-12,820,721.70

Finding the Fourth Proportional to 23,417,508.65, 32,316,544.52 and 12,820,721.70

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Solution

The fourth proportional to 23,417,508.65, 32,316,544.52 and 12,820,721.70 is: 17,692,805.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417,508.65 : 32,316,544.52 = 12,820,721.70 : x
  2. Step 2: Convert to fraction form
    23,417,508.65/32,316,544.52 = 12,820,721.70/x
  3. Step 3: Cross multiply
    23,417,508.65x = 32,316,544.52 × 12,820,721.70
  4. Step 4: Simplify right side
    23,417,508.65x = 414,321,423,731,050.88
  5. Step 5: Solve for x
    x = 414,321,423,731,050.88/23,417,508.65
  6. Step 6: Final answer
    x = 17,692,805.41

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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.