Home / 14,205,431.82-19,590,422.40-9,308,875.50

Finding the Fourth Proportional to 14,205,431.82, 19,590,422.40 and 9,308,875.50

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Solution

The fourth proportional to 14,205,431.82, 19,590,422.40 and 9,308,875.50 is: 12,837,681.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,205,431.82 : 19,590,422.40 = 9,308,875.50 : x
  2. Step 2: Convert to fraction form
    14,205,431.82/19,590,422.40 = 9,308,875.50/x
  3. Step 3: Cross multiply
    14,205,431.82x = 19,590,422.40 × 9,308,875.50
  4. Step 4: Simplify right side
    14,205,431.82x = 182,364,803,114,011.19
  5. Step 5: Solve for x
    x = 182,364,803,114,011.19/14,205,431.82
  6. Step 6: Final answer
    x = 12,837,681.07

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1.5x scale

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.