Home / 21,360,746.31-32,041,119.53-5,186,588.68

Finding the Fourth Proportional to 21,360,746.31, 32,041,119.53 and 5,186,588.68

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Solution

The fourth proportional to 21,360,746.31, 32,041,119.53 and 5,186,588.68 is: 7,779,883.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,360,746.31 : 32,041,119.53 = 5,186,588.68 : x
  2. Step 2: Convert to fraction form
    21,360,746.31/32,041,119.53 = 5,186,588.68/x
  3. Step 3: Cross multiply
    21,360,746.31x = 32,041,119.53 × 5,186,588.68
  4. Step 4: Simplify right side
    21,360,746.31x = 166,184,107,848,824.91
  5. Step 5: Solve for x
    x = 166,184,107,848,824.91/21,360,746.31
  6. Step 6: Final answer
    x = 7,779,883.04

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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.