Home / 9,779,922.40-14,658,073.80-4,985,143.60

Finding the Fourth Proportional to 9,779,922.40, 14,658,073.80 and 4,985,143.60

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Solution

The fourth proportional to 9,779,922.40, 14,658,073.80 and 4,985,143.60 is: 7,471,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,779,922.40 : 14,658,073.80 = 4,985,143.60 : x
  2. Step 2: Convert to fraction form
    9,779,922.40/14,658,073.80 = 4,985,143.60/x
  3. Step 3: Cross multiply
    9,779,922.40x = 14,658,073.80 × 4,985,143.60
  4. Step 4: Simplify right side
    9,779,922.40x = 73,072,602,792,397.67
  5. Step 5: Solve for x
    x = 73,072,602,792,397.67/9,779,922.40
  6. Step 6: Final answer
    x = 7,471,695.56

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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.