Home / 19,031,487.60-28,547,231.40-4,654,368.30

Finding the Fourth Proportional to 19,031,487.60, 28,547,231.40 and 4,654,368.30

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Solution

The fourth proportional to 19,031,487.60, 28,547,231.40 and 4,654,368.30 is: 6,981,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031,487.60 : 28,547,231.40 = 4,654,368.30 : x
  2. Step 2: Convert to fraction form
    19,031,487.60/28,547,231.40 = 4,654,368.30/x
  3. Step 3: Cross multiply
    19,031,487.60x = 28,547,231.40 × 4,654,368.30
  4. Step 4: Simplify right side
    19,031,487.60x = 132,869,328,880,924.61
  5. Step 5: Solve for x
    x = 132,869,328,880,924.61/19,031,487.60
  6. Step 6: Final answer
    x = 6,981,552.45

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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.