Home / 22,869,290.16-31,559,682.51-12,556,681.20

Finding the Fourth Proportional to 22,869,290.16, 31,559,682.51 and 12,556,681.20

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Solution

The fourth proportional to 22,869,290.16, 31,559,682.51 and 12,556,681.20 is: 17,328,254.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,869,290.16 : 31,559,682.51 = 12,556,681.20 : x
  2. Step 2: Convert to fraction form
    22,869,290.16/31,559,682.51 = 12,556,681.20/x
  3. Step 3: Cross multiply
    22,869,290.16x = 31,559,682.51 × 12,556,681.20
  4. Step 4: Simplify right side
    22,869,290.16x = 396,284,872,051,285.81
  5. Step 5: Solve for x
    x = 396,284,872,051,285.81/22,869,290.16
  6. Step 6: Final answer
    x = 17,328,254.15

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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.