Home / 12,140,842.29-16,754,159.18-6,634,090.17

Finding the Fourth Proportional to 12,140,842.29, 16,754,159.18 and 6,634,090.17

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Solution

The fourth proportional to 12,140,842.29, 16,754,159.18 and 6,634,090.17 is: 9,154,933.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,140,842.29 : 16,754,159.18 = 6,634,090.17 : x
  2. Step 2: Convert to fraction form
    12,140,842.29/16,754,159.18 = 6,634,090.17/x
  3. Step 3: Cross multiply
    12,140,842.29x = 16,754,159.18 × 6,634,090.17
  4. Step 4: Simplify right side
    12,140,842.29x = 111,148,602,689,482.81
  5. Step 5: Solve for x
    x = 111,148,602,689,482.81/12,140,842.29
  6. Step 6: Final answer
    x = 9,154,933.41

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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.