Home / 16,507,312.65-22,780,802.93-9,165,146.13

Finding the Fourth Proportional to 16,507,312.65, 22,780,802.93 and 9,165,146.13

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Solution

The fourth proportional to 16,507,312.65, 22,780,802.93 and 9,165,146.13 is: 12,648,296.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507,312.65 : 22,780,802.93 = 9,165,146.13 : x
  2. Step 2: Convert to fraction form
    16,507,312.65/22,780,802.93 = 9,165,146.13/x
  3. Step 3: Cross multiply
    16,507,312.65x = 22,780,802.93 × 9,165,146.13
  4. Step 4: Simplify right side
    16,507,312.65x = 208,789,387,766,356.47
  5. Step 5: Solve for x
    x = 208,789,387,766,356.47/16,507,312.65
  6. Step 6: Final answer
    x = 12,648,296.68

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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.