Home / 14,312,004.48-19,778,904-11,729,612.16

Finding the Fourth Proportional to 14,312,004.48, 19,778,904 and 11,729,612.16

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Solution

The fourth proportional to 14,312,004.48, 19,778,904 and 11,729,612.16 is: 16,210,089.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,312,004.48 : 19,778,904 = 11,729,612.16 : x
  2. Step 2: Convert to fraction form
    14,312,004.48/19,778,904 = 11,729,612.16/x
  3. Step 3: Cross multiply
    14,312,004.48x = 19,778,904 × 11,729,612.16
  4. Step 4: Simplify right side
    14,312,004.48x = 231,998,872,869,872.66
  5. Step 5: Solve for x
    x = 231,998,872,869,872.66/14,312,004.48
  6. Step 6: Final answer
    x = 16,210,089.45

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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.