Home / 21,985,916.16-32,963,421.42-9,684,041.16

Finding the Fourth Proportional to 21,985,916.16, 32,963,421.42 and 9,684,041.16

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Solution

The fourth proportional to 21,985,916.16, 32,963,421.42 and 9,684,041.16 is: 14,519,255.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,985,916.16 : 32,963,421.42 = 9,684,041.16 : x
  2. Step 2: Convert to fraction form
    21,985,916.16/32,963,421.42 = 9,684,041.16/x
  3. Step 3: Cross multiply
    21,985,916.16x = 32,963,421.42 × 9,684,041.16
  4. Step 4: Simplify right side
    21,985,916.16x = 319,219,129,805,705.69
  5. Step 5: Solve for x
    x = 319,219,129,805,705.69/21,985,916.16
  6. Step 6: Final answer
    x = 14,519,255.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.