Home / 25,249,643.40-34,845,192.18-15,459,901.32

Finding the Fourth Proportional to 25,249,643.40, 34,845,192.18 and 15,459,901.32

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Solution

The fourth proportional to 25,249,643.40, 34,845,192.18 and 15,459,901.32 is: 21,335,082.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,249,643.40 : 34,845,192.18 = 15,459,901.32 : x
  2. Step 2: Convert to fraction form
    25,249,643.40/34,845,192.18 = 15,459,901.32/x
  3. Step 3: Cross multiply
    25,249,643.40x = 34,845,192.18 × 15,459,901.32
  4. Step 4: Simplify right side
    25,249,643.40x = 538,703,232,579,235.69
  5. Step 5: Solve for x
    x = 538,703,232,579,235.69/25,249,643.40
  6. Step 6: Final answer
    x = 21,335,082.80

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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.