Home / 22,970,412.48-31,698,912-13,047,225.60

Finding the Fourth Proportional to 22,970,412.48, 31,698,912 and 13,047,225.60

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Solution

The fourth proportional to 22,970,412.48, 31,698,912 and 13,047,225.60 is: 18,005,025.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,970,412.48 : 31,698,912 = 13,047,225.60 : x
  2. Step 2: Convert to fraction form
    22,970,412.48/31,698,912 = 13,047,225.60/x
  3. Step 3: Cross multiply
    22,970,412.48x = 31,698,912 × 13,047,225.60
  4. Step 4: Simplify right side
    22,970,412.48x = 413,582,856,138,547.19
  5. Step 5: Solve for x
    x = 413,582,856,138,547.19/22,970,412.48
  6. Step 6: Final answer
    x = 18,005,025.23

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1.5x scale

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.