Home / 9,931,407.40-14,897,111.10-3,947,775.40

Finding the Fourth Proportional to 9,931,407.40, 14,897,111.10 and 3,947,775.40

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Solution

The fourth proportional to 9,931,407.40, 14,897,111.10 and 3,947,775.40 is: 5,921,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,931,407.40 : 14,897,111.10 = 3,947,775.40 : x
  2. Step 2: Convert to fraction form
    9,931,407.40/14,897,111.10 = 3,947,775.40/x
  3. Step 3: Cross multiply
    9,931,407.40x = 14,897,111.10 × 3,947,775.40
  4. Step 4: Simplify right side
    9,931,407.40x = 58,810,448,731,646.94
  5. Step 5: Solve for x
    x = 58,810,448,731,646.94/9,931,407.40
  6. Step 6: Final answer
    x = 5,921,663.10

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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.