Home / 52,140,482.06-71,937,220.64-30,111,071.63

Finding the Fourth Proportional to 52,140,482.06, 71,937,220.64 and 30,111,071.63

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Solution

The fourth proportional to 52,140,482.06, 71,937,220.64 and 30,111,071.63 is: 41,543,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140,482.06 : 71,937,220.64 = 30,111,071.63 : x
  2. Step 2: Convert to fraction form
    52,140,482.06/71,937,220.64 = 30,111,071.63/x
  3. Step 3: Cross multiply
    52,140,482.06x = 71,937,220.64 × 30,111,071.63
  4. Step 4: Simplify right side
    52,140,482.06x = 2,166,106,803,043,913.25
  5. Step 5: Solve for x
    x = 2,166,106,803,043,913.25/52,140,482.06
  6. Step 6: Final answer
    x = 41,543,666.60

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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.