Home / 43,308,730.24-64,941,837.71-21,423,823.79

Finding the Fourth Proportional to 43,308,730.24, 64,941,837.71 and 21,423,823.79

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Solution

The fourth proportional to 43,308,730.24, 64,941,837.71 and 21,423,823.79 is: 32,125,220.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,308,730.24 : 64,941,837.71 = 21,423,823.79 : x
  2. Step 2: Convert to fraction form
    43,308,730.24/64,941,837.71 = 21,423,823.79/x
  3. Step 3: Cross multiply
    43,308,730.24x = 64,941,837.71 × 21,423,823.79
  4. Step 4: Simplify right side
    43,308,730.24x = 1,391,302,487,600,136
  5. Step 5: Solve for x
    x = 1,391,302,487,600,136/43,308,730.24
  6. Step 6: Final answer
    x = 32,125,220.01

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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.