Home / 10,668,472.34-15,986,543.67-7,061,316.48

Finding the Fourth Proportional to 10,668,472.34, 15,986,543.67 and 7,061,316.48

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Solution

The fourth proportional to 10,668,472.34, 15,986,543.67 and 7,061,316.48 is: 10,581,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,668,472.34 : 15,986,543.67 = 7,061,316.48 : x
  2. Step 2: Convert to fraction form
    10,668,472.34/15,986,543.67 = 7,061,316.48/x
  3. Step 3: Cross multiply
    10,668,472.34x = 15,986,543.67 × 7,061,316.48
  4. Step 4: Simplify right side
    10,668,472.34x = 112,886,044,275,210.69
  5. Step 5: Solve for x
    x = 112,886,044,275,210.69/10,668,472.34
  6. Step 6: Final answer
    x = 10,581,275.44

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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.