Home / 14,243,802.72-19,649,280.96-9,348,345.60

Finding the Fourth Proportional to 14,243,802.72, 19,649,280.96 and 9,348,345.60

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Solution

The fourth proportional to 14,243,802.72, 19,649,280.96 and 9,348,345.60 is: 12,896,013.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243,802.72 : 19,649,280.96 = 9,348,345.60 : x
  2. Step 2: Convert to fraction form
    14,243,802.72/19,649,280.96 = 9,348,345.60/x
  3. Step 3: Cross multiply
    14,243,802.72x = 19,649,280.96 × 9,348,345.60
  4. Step 4: Simplify right side
    14,243,802.72x = 183,688,269,205,579.78
  5. Step 5: Solve for x
    x = 183,688,269,205,579.78/14,243,802.72
  6. Step 6: Final answer
    x = 12,896,013.29

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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.