Home / 10,897,002.03-15,037,862.75-6,315,980.61

Finding the Fourth Proportional to 10,897,002.03, 15,037,862.75 and 6,315,980.61

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Solution

The fourth proportional to 10,897,002.03, 15,037,862.75 and 6,315,980.61 is: 8,716,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897,002.03 : 15,037,862.75 = 6,315,980.61 : x
  2. Step 2: Convert to fraction form
    10,897,002.03/15,037,862.75 = 6,315,980.61/x
  3. Step 3: Cross multiply
    10,897,002.03x = 15,037,862.75 × 6,315,980.61
  4. Step 4: Simplify right side
    10,897,002.03x = 94,978,849,513,261.38
  5. Step 5: Solve for x
    x = 94,978,849,513,261.38/10,897,002.03
  6. Step 6: Final answer
    x = 8,716,053.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.