Home / 10,953,898.06-15,037,222.01-9,402,466.32

Finding the Fourth Proportional to 10,953,898.06, 15,037,222.01 and 9,402,466.32

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Solution

The fourth proportional to 10,953,898.06, 15,037,222.01 and 9,402,466.32 is: 12,907,457.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,953,898.06 : 15,037,222.01 = 9,402,466.32 : x
  2. Step 2: Convert to fraction form
    10,953,898.06/15,037,222.01 = 9,402,466.32/x
  3. Step 3: Cross multiply
    10,953,898.06x = 15,037,222.01 × 9,402,466.32
  4. Step 4: Simplify right side
    10,953,898.06x = 141,386,973,458,972.03
  5. Step 5: Solve for x
    x = 141,386,973,458,972.03/10,953,898.06
  6. Step 6: Final answer
    x = 12,907,457.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.