Home / 15,758,411.04-21,756,726.63-9,886,094.91

Finding the Fourth Proportional to 15,758,411.04, 21,756,726.63 and 9,886,094.91

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Solution

The fourth proportional to 15,758,411.04, 21,756,726.63 and 9,886,094.91 is: 13,649,159.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,758,411.04 : 21,756,726.63 = 9,886,094.91 : x
  2. Step 2: Convert to fraction form
    15,758,411.04/21,756,726.63 = 9,886,094.91/x
  3. Step 3: Cross multiply
    15,758,411.04x = 21,756,726.63 × 9,886,094.91
  4. Step 4: Simplify right side
    15,758,411.04x = 215,089,064,395,104.44
  5. Step 5: Solve for x
    x = 215,089,064,395,104.44/15,758,411.04
  6. Step 6: Final answer
    x = 13,649,159.41

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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.