Home / 43,272,428.85-64,908,643.28-14,519,502.45

Finding the Fourth Proportional to 43,272,428.85, 64,908,643.28 and 14,519,502.45

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Solution

The fourth proportional to 43,272,428.85, 64,908,643.28 and 14,519,502.45 is: 21,779,253.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,272,428.85 : 64,908,643.28 = 14,519,502.45 : x
  2. Step 2: Convert to fraction form
    43,272,428.85/64,908,643.28 = 14,519,502.45/x
  3. Step 3: Cross multiply
    43,272,428.85x = 64,908,643.28 × 14,519,502.45
  4. Step 4: Simplify right side
    43,272,428.85x = 942,441,205,057,538.50
  5. Step 5: Solve for x
    x = 942,441,205,057,538.50/43,272,428.85
  6. Step 6: Final answer
    x = 21,779,253.68

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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.