Home / 13,831,926.75-20,748,886.58-5,312,263.23

Finding the Fourth Proportional to 13,831,926.75, 20,748,886.58 and 5,312,263.23

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Solution

The fourth proportional to 13,831,926.75, 20,748,886.58 and 5,312,263.23 is: 7,968,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,831,926.75 : 20,748,886.58 = 5,312,263.23 : x
  2. Step 2: Convert to fraction form
    13,831,926.75/20,748,886.58 = 5,312,263.23/x
  3. Step 3: Cross multiply
    13,831,926.75x = 20,748,886.58 × 5,312,263.23
  4. Step 4: Simplify right side
    13,831,926.75x = 110,223,547,255,655.12
  5. Step 5: Solve for x
    x = 110,223,547,255,655.12/13,831,926.75
  6. Step 6: Final answer
    x = 7,968,777.54

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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.