Home / 14,268,457.80-21,402,701.40-6,695,430.84

Finding the Fourth Proportional to 14,268,457.80, 21,402,701.40 and 6,695,430.84

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Solution

The fourth proportional to 14,268,457.80, 21,402,701.40 and 6,695,430.84 is: 10,043,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268,457.80 : 21,402,701.40 = 6,695,430.84 : x
  2. Step 2: Convert to fraction form
    14,268,457.80/21,402,701.40 = 6,695,430.84/x
  3. Step 3: Cross multiply
    14,268,457.80x = 21,402,701.40 × 6,695,430.84
  4. Step 4: Simplify right side
    14,268,457.80x = 143,300,307,012,871.16
  5. Step 5: Solve for x
    x = 143,300,307,012,871.16/14,268,457.80
  6. Step 6: Final answer
    x = 10,043,153.16

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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.