Home / 13,294,538.40-19,926,061.20-9,924,808.80

Finding the Fourth Proportional to 13,294,538.40, 19,926,061.20 and 9,924,808.80

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Solution

The fourth proportional to 13,294,538.40, 19,926,061.20 and 9,924,808.80 is: 14,875,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294,538.40 : 19,926,061.20 = 9,924,808.80 : x
  2. Step 2: Convert to fraction form
    13,294,538.40/19,926,061.20 = 9,924,808.80/x
  3. Step 3: Cross multiply
    13,294,538.40x = 19,926,061.20 × 9,924,808.80
  4. Step 4: Simplify right side
    13,294,538.40x = 197,762,347,547,098.56
  5. Step 5: Solve for x
    x = 197,762,347,547,098.56/13,294,538.40
  6. Step 6: Final answer
    x = 14,875,458.00

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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.