Home / 9,999,071.90-14,977,612.65-8,319,455.90

Finding the Fourth Proportional to 9,999,071.90, 14,977,612.65 and 8,319,455.90

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Solution

The fourth proportional to 9,999,071.90, 14,977,612.65 and 8,319,455.90 is: 12,461,715.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,071.90 : 14,977,612.65 = 8,319,455.90 : x
  2. Step 2: Convert to fraction form
    9,999,071.90/14,977,612.65 = 8,319,455.90/x
  3. Step 3: Cross multiply
    9,999,071.90x = 14,977,612.65 × 8,319,455.90
  4. Step 4: Simplify right side
    9,999,071.90x = 124,605,587,928,957.14
  5. Step 5: Solve for x
    x = 124,605,587,928,957.14/9,999,071.90
  6. Step 6: Final answer
    x = 12,461,715.36

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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.